diff --git a/generated/google/apis/cloudprivatecatalogproducer_v1beta1.rb b/generated/google/apis/cloudprivatecatalogproducer_v1beta1.rb
index 0cad92539..b85339896 100644
--- a/generated/google/apis/cloudprivatecatalogproducer_v1beta1.rb
+++ b/generated/google/apis/cloudprivatecatalogproducer_v1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/private-catalog/
     module CloudprivatecatalogproducerV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20191202'
+      REVISION = '20200120'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/cloudprivatecatalogproducer_v1beta1/classes.rb b/generated/google/apis/cloudprivatecatalogproducer_v1beta1/classes.rb
index 3f2dbdcce..bacb01b6c 100644
--- a/generated/google/apis/cloudprivatecatalogproducer_v1beta1/classes.rb
+++ b/generated/google/apis/cloudprivatecatalogproducer_v1beta1/classes.rb
@@ -701,10 +701,28 @@ module Google
       class GoogleIamV1Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::CloudprivatecatalogproducerV1beta1::GoogleTypeExpr]
         attr_accessor :condition
@@ -1168,34 +1186,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class GoogleTypeExpr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`
diff --git a/generated/google/apis/container_v1.rb b/generated/google/apis/container_v1.rb
index e7889e6f3..39974d8df 100644
--- a/generated/google/apis/container_v1.rb
+++ b/generated/google/apis/container_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/container-engine/
     module ContainerV1
       VERSION = 'V1'
-      REVISION = '20191211'
+      REVISION = '20200109'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/container_v1/classes.rb b/generated/google/apis/container_v1/classes.rb
index 45ff5e507..69ae51898 100644
--- a/generated/google/apis/container_v1/classes.rb
+++ b/generated/google/apis/container_v1/classes.rb
@@ -628,6 +628,11 @@ module Google
         # @return [String]
         attr_accessor :services_ipv4_cidr
       
+        # Configuration of Shielded Nodes feature.
+        # Corresponds to the JSON property `shieldedNodes`
+        # @return [Google::Apis::ContainerV1::ShieldedNodes]
+        attr_accessor :shielded_nodes
+      
         # [Output only] The current status of this cluster.
         # Corresponds to the JSON property `status`
         # @return [String]
@@ -716,6 +721,7 @@ module Google
           @resource_usage_export_config = args[:resource_usage_export_config] if args.key?(:resource_usage_export_config)
           @self_link = args[:self_link] if args.key?(:self_link)
           @services_ipv4_cidr = args[:services_ipv4_cidr] if args.key?(:services_ipv4_cidr)
+          @shielded_nodes = args[:shielded_nodes] if args.key?(:shielded_nodes)
           @status = args[:status] if args.key?(:status)
           @status_message = args[:status_message] if args.key?(:status_message)
           @subnetwork = args[:subnetwork] if args.key?(:subnetwork)
@@ -893,6 +899,11 @@ module Google
         # @return [Google::Apis::ContainerV1::ResourceUsageExportConfig]
         attr_accessor :desired_resource_usage_export_config
       
+        # Configuration of Shielded Nodes feature.
+        # Corresponds to the JSON property `desiredShieldedNodes`
+        # @return [Google::Apis::ContainerV1::ShieldedNodes]
+        attr_accessor :desired_shielded_nodes
+      
         # VerticalPodAutoscaling contains global, per-cluster information
         # required by Vertical Pod Autoscaler to automatically adjust
         # the resources of pods controlled by it.
@@ -921,6 +932,7 @@ module Google
           @desired_node_pool_id = args[:desired_node_pool_id] if args.key?(:desired_node_pool_id)
           @desired_node_version = args[:desired_node_version] if args.key?(:desired_node_version)
           @desired_resource_usage_export_config = args[:desired_resource_usage_export_config] if args.key?(:desired_resource_usage_export_config)
+          @desired_shielded_nodes = args[:desired_shielded_nodes] if args.key?(:desired_shielded_nodes)
           @desired_vertical_pod_autoscaling = args[:desired_vertical_pod_autoscaling] if args.key?(:desired_vertical_pod_autoscaling)
         end
       end
@@ -2094,6 +2106,11 @@ module Google
         # @return [Google::Apis::ContainerV1::ReservationAffinity]
         attr_accessor :reservation_affinity
       
+        # SandboxConfig contains configurations of the sandbox to use for the node.
+        # Corresponds to the JSON property `sandboxConfig`
+        # @return [Google::Apis::ContainerV1::SandboxConfig]
+        attr_accessor :sandbox_config
+      
         # The Google Cloud Platform Service Account to be used by the node VMs. If
         # no Service Account is specified, the "default" service account is used.
         # Corresponds to the JSON property `serviceAccount`
@@ -2138,6 +2155,7 @@ module Google
           @oauth_scopes = args[:oauth_scopes] if args.key?(:oauth_scopes)
           @preemptible = args[:preemptible] if args.key?(:preemptible)
           @reservation_affinity = args[:reservation_affinity] if args.key?(:reservation_affinity)
+          @sandbox_config = args[:sandbox_config] if args.key?(:sandbox_config)
           @service_account = args[:service_account] if args.key?(:service_account)
           @shielded_instance_config = args[:shielded_instance_config] if args.key?(:shielded_instance_config)
           @tags = args[:tags] if args.key?(:tags)
@@ -2491,6 +2509,11 @@ module Google
         # @return [String]
         attr_accessor :master_ipv4_cidr_block
       
+        # Output only. The peering name in the customer VPC used by this cluster.
+        # Corresponds to the JSON property `peeringName`
+        # @return [String]
+        attr_accessor :peering_name
+      
         # Output only. The internal IP address of this cluster's master endpoint.
         # Corresponds to the JSON property `privateEndpoint`
         # @return [String]
@@ -2510,6 +2533,7 @@ module Google
           @enable_private_endpoint = args[:enable_private_endpoint] if args.key?(:enable_private_endpoint)
           @enable_private_nodes = args[:enable_private_nodes] if args.key?(:enable_private_nodes)
           @master_ipv4_cidr_block = args[:master_ipv4_cidr_block] if args.key?(:master_ipv4_cidr_block)
+          @peering_name = args[:peering_name] if args.key?(:peering_name)
           @private_endpoint = args[:private_endpoint] if args.key?(:private_endpoint)
           @public_endpoint = args[:public_endpoint] if args.key?(:public_endpoint)
         end
@@ -2717,6 +2741,25 @@ module Google
         end
       end
       
+      # SandboxConfig contains configurations of the sandbox to use for the node.
+      class SandboxConfig
+        include Google::Apis::Core::Hashable
+      
+        # Type of the sandbox to use for the node.
+        # Corresponds to the JSON property `type`
+        # @return [String]
+        attr_accessor :type
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @type = args[:type] if args.key?(:type)
+        end
+      end
+      
       # Kubernetes Engine service configuration.
       class ServerConfig
         include Google::Apis::Core::Hashable
@@ -3458,6 +3501,26 @@ module Google
         end
       end
       
+      # Configuration of Shielded Nodes feature.
+      class ShieldedNodes
+        include Google::Apis::Core::Hashable
+      
+        # Whether Shielded Nodes features are enabled on all nodes in this cluster.
+        # Corresponds to the JSON property `enabled`
+        # @return [Boolean]
+        attr_accessor :enabled
+        alias_method :enabled?, :enabled
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @enabled = args[:enabled] if args.key?(:enabled)
+        end
+      end
+      
       # StartIPRotationRequest creates a new IP for the cluster and then performs
       # a node upgrade on each node pool to point to the new IP.
       class StartIpRotationRequest
diff --git a/generated/google/apis/container_v1/representations.rb b/generated/google/apis/container_v1/representations.rb
index d504c33d7..935ecbe05 100644
--- a/generated/google/apis/container_v1/representations.rb
+++ b/generated/google/apis/container_v1/representations.rb
@@ -352,6 +352,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class SandboxConfig
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class ServerConfig
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -436,6 +442,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class ShieldedNodes
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class StartIpRotationRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -647,6 +659,8 @@ module Google
       
           property :self_link, as: 'selfLink'
           property :services_ipv4_cidr, as: 'servicesIpv4Cidr'
+          property :shielded_nodes, as: 'shieldedNodes', class: Google::Apis::ContainerV1::ShieldedNodes, decorator: Google::Apis::ContainerV1::ShieldedNodes::Representation
+      
           property :status, as: 'status'
           property :status_message, as: 'statusMessage'
           property :subnetwork, as: 'subnetwork'
@@ -695,6 +709,8 @@ module Google
           property :desired_node_version, as: 'desiredNodeVersion'
           property :desired_resource_usage_export_config, as: 'desiredResourceUsageExportConfig', class: Google::Apis::ContainerV1::ResourceUsageExportConfig, decorator: Google::Apis::ContainerV1::ResourceUsageExportConfig::Representation
       
+          property :desired_shielded_nodes, as: 'desiredShieldedNodes', class: Google::Apis::ContainerV1::ShieldedNodes, decorator: Google::Apis::ContainerV1::ShieldedNodes::Representation
+      
           property :desired_vertical_pod_autoscaling, as: 'desiredVerticalPodAutoscaling', class: Google::Apis::ContainerV1::VerticalPodAutoscaling, decorator: Google::Apis::ContainerV1::VerticalPodAutoscaling::Representation
       
         end
@@ -990,6 +1006,8 @@ module Google
           property :preemptible, as: 'preemptible'
           property :reservation_affinity, as: 'reservationAffinity', class: Google::Apis::ContainerV1::ReservationAffinity, decorator: Google::Apis::ContainerV1::ReservationAffinity::Representation
       
+          property :sandbox_config, as: 'sandboxConfig', class: Google::Apis::ContainerV1::SandboxConfig, decorator: Google::Apis::ContainerV1::SandboxConfig::Representation
+      
           property :service_account, as: 'serviceAccount'
           property :shielded_instance_config, as: 'shieldedInstanceConfig', class: Google::Apis::ContainerV1::ShieldedInstanceConfig, decorator: Google::Apis::ContainerV1::ShieldedInstanceConfig::Representation
       
@@ -1079,6 +1097,7 @@ module Google
           property :enable_private_endpoint, as: 'enablePrivateEndpoint'
           property :enable_private_nodes, as: 'enablePrivateNodes'
           property :master_ipv4_cidr_block, as: 'masterIpv4CidrBlock'
+          property :peering_name, as: 'peeringName'
           property :private_endpoint, as: 'privateEndpoint'
           property :public_endpoint, as: 'publicEndpoint'
         end
@@ -1133,6 +1152,13 @@ module Google
         end
       end
       
+      class SandboxConfig
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :type, as: 'type'
+        end
+      end
+      
       class ServerConfig
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -1295,6 +1321,13 @@ module Google
         end
       end
       
+      class ShieldedNodes
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :enabled, as: 'enabled'
+        end
+      end
+      
       class StartIpRotationRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/container_v1beta1.rb b/generated/google/apis/container_v1beta1.rb
index 514f2ded8..dad899af4 100644
--- a/generated/google/apis/container_v1beta1.rb
+++ b/generated/google/apis/container_v1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/container-engine/
     module ContainerV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20191211'
+      REVISION = '20200109'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/container_v1beta1/classes.rb b/generated/google/apis/container_v1beta1/classes.rb
index f451b7e3a..c517a3328 100644
--- a/generated/google/apis/container_v1beta1/classes.rb
+++ b/generated/google/apis/container_v1beta1/classes.rb
@@ -183,6 +183,19 @@ module Google
         # @return [Google::Apis::ContainerV1beta1::NodeManagement]
         attr_accessor :management
       
+        # Minimum CPU platform to be used for NAP created node pools.
+        # The instance may be scheduled on the specified or newer CPU platform.
+        # Applicable values are the friendly names of CPU platforms, such as
+        # <code>minCpuPlatform: &quot;Intel Haswell&quot;</code> or
+        # <code>minCpuPlatform: &quot;Intel Sandy Bridge&quot;</code>. For more
+        # information, read [how to specify min CPU
+        # platform](https://cloud.google.com/compute/docs/instances/specify-min-cpu-
+        # platform)
+        # To unset the min cpu platform field pass "automatic" as field value.
+        # Corresponds to the JSON property `minCpuPlatform`
+        # @return [String]
+        attr_accessor :min_cpu_platform
+      
         # Scopes that are used by NAP when creating node pools. If oauth_scopes are
         # specified, service_account should be empty.
         # Corresponds to the JSON property `oauthScopes`
@@ -224,6 +237,7 @@ module Google
         # Update properties of this object
         def update!(**args)
           @management = args[:management] if args.key?(:management)
+          @min_cpu_platform = args[:min_cpu_platform] if args.key?(:min_cpu_platform)
           @oauth_scopes = args[:oauth_scopes] if args.key?(:oauth_scopes)
           @service_account = args[:service_account] if args.key?(:service_account)
           @upgrade_settings = args[:upgrade_settings] if args.key?(:upgrade_settings)
@@ -2384,6 +2398,17 @@ module Google
         # @return [Array<Google::Apis::ContainerV1beta1::AcceleratorConfig>]
         attr_accessor :accelerators
       
+        # The Customer Managed Encryption Key used to encrypt the boot disk attached
+        # to each node in the node pool. This should be of the form
+        # projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/
+        # [KEY_NAME].
+        # For more information about protecting resources with Cloud KMS Keys please
+        # see:
+        # https://cloud.google.com/compute/docs/disks/customer-managed-encryption
+        # Corresponds to the JSON property `bootDiskKmsKey`
+        # @return [String]
+        attr_accessor :boot_disk_kms_key
+      
         # Size of the disk attached to each node, specified in GB.
         # The smallest allowed disk size is 10GB.
         # If unspecified, the default disk size is 100GB.
@@ -2474,7 +2499,6 @@ module Google
         # information, read [how to specify min CPU
         # platform](https://cloud.google.com/compute/docs/instances/specify-min-cpu-
         # platform)
-        # To unset the min cpu platform field pass "automatic" as field value.
         # Corresponds to the JSON property `minCpuPlatform`
         # @return [String]
         attr_accessor :min_cpu_platform
@@ -2553,6 +2577,7 @@ module Google
         # Update properties of this object
         def update!(**args)
           @accelerators = args[:accelerators] if args.key?(:accelerators)
+          @boot_disk_kms_key = args[:boot_disk_kms_key] if args.key?(:boot_disk_kms_key)
           @disk_size_gb = args[:disk_size_gb] if args.key?(:disk_size_gb)
           @disk_type = args[:disk_type] if args.key?(:disk_type)
           @image_type = args[:image_type] if args.key?(:image_type)
@@ -3344,6 +3369,11 @@ module Google
         # @return [String]
         attr_accessor :sandbox_type
       
+        # Type of the sandbox to use for the node.
+        # Corresponds to the JSON property `type`
+        # @return [String]
+        attr_accessor :type
+      
         def initialize(**args)
            update!(**args)
         end
@@ -3351,6 +3381,7 @@ module Google
         # Update properties of this object
         def update!(**args)
           @sandbox_type = args[:sandbox_type] if args.key?(:sandbox_type)
+          @type = args[:type] if args.key?(:type)
         end
       end
       
diff --git a/generated/google/apis/container_v1beta1/representations.rb b/generated/google/apis/container_v1beta1/representations.rb
index 0518ce2b1..e1e81bf38 100644
--- a/generated/google/apis/container_v1beta1/representations.rb
+++ b/generated/google/apis/container_v1beta1/representations.rb
@@ -667,6 +667,7 @@ module Google
         class Representation < Google::Apis::Core::JsonRepresentation
           property :management, as: 'management', class: Google::Apis::ContainerV1beta1::NodeManagement, decorator: Google::Apis::ContainerV1beta1::NodeManagement::Representation
       
+          property :min_cpu_platform, as: 'minCpuPlatform'
           collection :oauth_scopes, as: 'oauthScopes'
           property :service_account, as: 'serviceAccount'
           property :upgrade_settings, as: 'upgradeSettings', class: Google::Apis::ContainerV1beta1::UpgradeSettings, decorator: Google::Apis::ContainerV1beta1::UpgradeSettings::Representation
@@ -1215,6 +1216,7 @@ module Google
         class Representation < Google::Apis::Core::JsonRepresentation
           collection :accelerators, as: 'accelerators', class: Google::Apis::ContainerV1beta1::AcceleratorConfig, decorator: Google::Apis::ContainerV1beta1::AcceleratorConfig::Representation
       
+          property :boot_disk_kms_key, as: 'bootDiskKmsKey'
           property :disk_size_gb, as: 'diskSizeGb'
           property :disk_type, as: 'diskType'
           property :image_type, as: 'imageType'
@@ -1431,6 +1433,7 @@ module Google
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
           property :sandbox_type, as: 'sandboxType'
+          property :type, as: 'type'
         end
       end
       
diff --git a/generated/google/apis/policytroubleshooter_v1.rb b/generated/google/apis/policytroubleshooter_v1.rb
index 9d0e72a29..f2eb6dd93 100644
--- a/generated/google/apis/policytroubleshooter_v1.rb
+++ b/generated/google/apis/policytroubleshooter_v1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/iam/
     module PolicytroubleshooterV1
       VERSION = 'V1'
-      REVISION = '20191206'
+      REVISION = '20200120'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/policytroubleshooter_v1/classes.rb b/generated/google/apis/policytroubleshooter_v1/classes.rb
index b4ae6820c..a295a4a09 100644
--- a/generated/google/apis/policytroubleshooter_v1/classes.rb
+++ b/generated/google/apis/policytroubleshooter_v1/classes.rb
@@ -84,10 +84,28 @@ module Google
         # @return [String]
         attr_accessor :access
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::PolicytroubleshooterV1::GoogleTypeExpr]
         attr_accessor :condition
@@ -468,10 +486,28 @@ module Google
       class GoogleIamV1Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::PolicytroubleshooterV1::GoogleTypeExpr]
         attr_accessor :condition
@@ -649,34 +685,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class GoogleTypeExpr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`
diff --git a/generated/google/apis/policytroubleshooter_v1beta.rb b/generated/google/apis/policytroubleshooter_v1beta.rb
index f5d162231..793389c09 100644
--- a/generated/google/apis/policytroubleshooter_v1beta.rb
+++ b/generated/google/apis/policytroubleshooter_v1beta.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/iam/
     module PolicytroubleshooterV1beta
       VERSION = 'V1beta'
-      REVISION = '20191202'
+      REVISION = '20200120'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/policytroubleshooter_v1beta/classes.rb b/generated/google/apis/policytroubleshooter_v1beta/classes.rb
index adefbf674..f88aff19f 100644
--- a/generated/google/apis/policytroubleshooter_v1beta/classes.rb
+++ b/generated/google/apis/policytroubleshooter_v1beta/classes.rb
@@ -83,10 +83,28 @@ module Google
         # @return [String]
         attr_accessor :access
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::PolicytroubleshooterV1beta::GoogleTypeExpr]
         attr_accessor :condition
@@ -467,10 +485,28 @@ module Google
       class GoogleIamV1Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::PolicytroubleshooterV1beta::GoogleTypeExpr]
         attr_accessor :condition
@@ -648,34 +684,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class GoogleTypeExpr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`
diff --git a/generated/google/apis/runtimeconfig_v1beta1.rb b/generated/google/apis/runtimeconfig_v1beta1.rb
index f3834c670..8b180102c 100644
--- a/generated/google/apis/runtimeconfig_v1beta1.rb
+++ b/generated/google/apis/runtimeconfig_v1beta1.rb
@@ -28,7 +28,7 @@ module Google
     # @see https://cloud.google.com/deployment-manager/runtime-configurator/
     module RuntimeconfigV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20191202'
+      REVISION = '20200120'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/runtimeconfig_v1beta1/classes.rb b/generated/google/apis/runtimeconfig_v1beta1/classes.rb
index e7000e5ee..08add6ddc 100644
--- a/generated/google/apis/runtimeconfig_v1beta1/classes.rb
+++ b/generated/google/apis/runtimeconfig_v1beta1/classes.rb
@@ -26,10 +26,28 @@ module Google
       class Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::RuntimeconfigV1beta1::Expr]
         attr_accessor :condition
@@ -173,34 +191,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class Expr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`
diff --git a/generated/google/apis/securitycenter_v1.rb b/generated/google/apis/securitycenter_v1.rb
index 71cdbeb41..cea2da22b 100644
--- a/generated/google/apis/securitycenter_v1.rb
+++ b/generated/google/apis/securitycenter_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://console.cloud.google.com/apis/api/securitycenter.googleapis.com/overview
     module SecuritycenterV1
       VERSION = 'V1'
-      REVISION = '20200102'
+      REVISION = '20200117'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/securitycenter_v1/classes.rb b/generated/google/apis/securitycenter_v1/classes.rb
index 339add60c..24ce28b98 100644
--- a/generated/google/apis/securitycenter_v1/classes.rb
+++ b/generated/google/apis/securitycenter_v1/classes.rb
@@ -237,10 +237,28 @@ module Google
       class Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::SecuritycenterV1::Expr]
         attr_accessor :condition
@@ -317,34 +335,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class Expr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`
diff --git a/generated/google/apis/securitycenter_v1beta1.rb b/generated/google/apis/securitycenter_v1beta1.rb
index 98c2eafd2..88a54d7ab 100644
--- a/generated/google/apis/securitycenter_v1beta1.rb
+++ b/generated/google/apis/securitycenter_v1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://console.cloud.google.com/apis/api/securitycenter.googleapis.com/overview
     module SecuritycenterV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20191204'
+      REVISION = '20200117'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/securitycenter_v1beta1/classes.rb b/generated/google/apis/securitycenter_v1beta1/classes.rb
index 111cf7e3f..cc1ed009a 100644
--- a/generated/google/apis/securitycenter_v1beta1/classes.rb
+++ b/generated/google/apis/securitycenter_v1beta1/classes.rb
@@ -229,10 +229,28 @@ module Google
       class Binding
         include Google::Apis::Core::Hashable
       
-        # Represents an expression text. Example:
-        # title: "User account presence"
-        # description: "Determines whether the request has a user account"
-        # expression: "size(request.user) > 0"
+        # Represents a textual expression in the Common Expression Language (CEL)
+        # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+        # are documented at https://github.com/google/cel-spec.
+        # Example (Comparison):
+        # title: "Summary size limit"
+        # description: "Determines if a summary is less than 100 chars"
+        # expression: "document.summary.size() < 100"
+        # Example (Equality):
+        # title: "Requestor is owner"
+        # description: "Determines if requestor is the document owner"
+        # expression: "document.owner == request.auth.claims.email"
+        # Example (Logic):
+        # title: "Public documents"
+        # description: "Determine whether the document should be publicly visible"
+        # expression: "document.type != 'private' && document.type != 'internal'"
+        # Example (Data Manipulation):
+        # title: "Notification string"
+        # description: "Create a notification string with a timestamp."
+        # expression: "'New message received at ' + string(document.create_time)"
+        # The exact variables and functions that may be referenced within an expression
+        # are determined by the service that evaluates it. See the service
+        # documentation for additional information.
         # Corresponds to the JSON property `condition`
         # @return [Google::Apis::SecuritycenterV1beta1::Expr]
         attr_accessor :condition
@@ -322,34 +340,50 @@ module Google
         end
       end
       
-      # Represents an expression text. Example:
-      # title: "User account presence"
-      # description: "Determines whether the request has a user account"
-      # expression: "size(request.user) > 0"
+      # Represents a textual expression in the Common Expression Language (CEL)
+      # syntax. CEL is a C-like expression language. The syntax and semantics of CEL
+      # are documented at https://github.com/google/cel-spec.
+      # Example (Comparison):
+      # title: "Summary size limit"
+      # description: "Determines if a summary is less than 100 chars"
+      # expression: "document.summary.size() < 100"
+      # Example (Equality):
+      # title: "Requestor is owner"
+      # description: "Determines if requestor is the document owner"
+      # expression: "document.owner == request.auth.claims.email"
+      # Example (Logic):
+      # title: "Public documents"
+      # description: "Determine whether the document should be publicly visible"
+      # expression: "document.type != 'private' && document.type != 'internal'"
+      # Example (Data Manipulation):
+      # title: "Notification string"
+      # description: "Create a notification string with a timestamp."
+      # expression: "'New message received at ' + string(document.create_time)"
+      # The exact variables and functions that may be referenced within an expression
+      # are determined by the service that evaluates it. See the service
+      # documentation for additional information.
       class Expr
         include Google::Apis::Core::Hashable
       
-        # An optional description of the expression. This is a longer text which
+        # Optional. Description of the expression. This is a longer text which
         # describes the expression, e.g. when hovered over it in a UI.
         # Corresponds to the JSON property `description`
         # @return [String]
         attr_accessor :description
       
-        # Textual representation of an expression in
-        # Common Expression Language syntax.
-        # The application context of the containing message determines which
-        # well-known feature set of CEL is supported.
+        # Textual representation of an expression in Common Expression Language
+        # syntax.
         # Corresponds to the JSON property `expression`
         # @return [String]
         attr_accessor :expression
       
-        # An optional string indicating the location of the expression for error
+        # Optional. String indicating the location of the expression for error
         # reporting, e.g. a file name and a position in the file.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # An optional title for the expression, i.e. a short string describing
+        # Optional. Title for the expression, i.e. a short string describing
         # its purpose. This can be used e.g. in UIs which allow to enter the
         # expression.
         # Corresponds to the JSON property `title`