diff --git a/api_names_out.yaml b/api_names_out.yaml
index 0023b10f7..45a2dac9b 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -28236,8 +28236,10 @@
 "/dataflow:v1b3/CounterStructuredName/name": name
 "/dataflow:v1b3/CounterStructuredName/origin": origin
 "/dataflow:v1b3/CounterStructuredName/originNamespace": origin_namespace
+"/dataflow:v1b3/CounterStructuredName/originalShuffleStepName": original_shuffle_step_name
 "/dataflow:v1b3/CounterStructuredName/originalStepName": original_step_name
 "/dataflow:v1b3/CounterStructuredName/portion": portion
+"/dataflow:v1b3/CounterStructuredName/sideInput": side_input
 "/dataflow:v1b3/CounterStructuredName/workerId": worker_id
 "/dataflow:v1b3/CounterStructuredNameAndMetadata": counter_structured_name_and_metadata
 "/dataflow:v1b3/CounterStructuredNameAndMetadata/metadata": metadata
@@ -28606,6 +28608,9 @@
 "/dataflow:v1b3/ShellTask": shell_task
 "/dataflow:v1b3/ShellTask/command": command
 "/dataflow:v1b3/ShellTask/exitCode": exit_code
+"/dataflow:v1b3/SideInputId": side_input_id
+"/dataflow:v1b3/SideInputId/declaringStepName": declaring_step_name
+"/dataflow:v1b3/SideInputId/inputIndex": input_index
 "/dataflow:v1b3/SideInputInfo": side_input_info
 "/dataflow:v1b3/SideInputInfo/kind": kind
 "/dataflow:v1b3/SideInputInfo/kind/kind": kind
@@ -28835,6 +28840,7 @@
 "/dataflow:v1b3/WorkerMessage/workerHealthReport": worker_health_report
 "/dataflow:v1b3/WorkerMessage/workerMessageCode": worker_message_code
 "/dataflow:v1b3/WorkerMessage/workerMetrics": worker_metrics
+"/dataflow:v1b3/WorkerMessage/workerShutdownNotice": worker_shutdown_notice
 "/dataflow:v1b3/WorkerMessageCode": worker_message_code
 "/dataflow:v1b3/WorkerMessageCode/code": code
 "/dataflow:v1b3/WorkerMessageCode/parameters": parameters
@@ -28842,6 +28848,7 @@
 "/dataflow:v1b3/WorkerMessageResponse": worker_message_response
 "/dataflow:v1b3/WorkerMessageResponse/workerHealthReportResponse": worker_health_report_response
 "/dataflow:v1b3/WorkerMessageResponse/workerMetricsResponse": worker_metrics_response
+"/dataflow:v1b3/WorkerMessageResponse/workerShutdownNoticeResponse": worker_shutdown_notice_response
 "/dataflow:v1b3/WorkerPool": worker_pool
 "/dataflow:v1b3/WorkerPool/autoscalingSettings": autoscaling_settings
 "/dataflow:v1b3/WorkerPool/dataDisks": data_disks
@@ -28875,6 +28882,9 @@
 "/dataflow:v1b3/WorkerSettings/shuffleServicePath": shuffle_service_path
 "/dataflow:v1b3/WorkerSettings/tempStoragePrefix": temp_storage_prefix
 "/dataflow:v1b3/WorkerSettings/workerId": worker_id
+"/dataflow:v1b3/WorkerShutdownNotice": worker_shutdown_notice
+"/dataflow:v1b3/WorkerShutdownNotice/reason": reason
+"/dataflow:v1b3/WorkerShutdownNoticeResponse": worker_shutdown_notice_response
 "/dataflow:v1b3/WriteInstruction": write_instruction
 "/dataflow:v1b3/WriteInstruction/input": input
 "/dataflow:v1b3/WriteInstruction/sink": sink
diff --git a/generated/google/apis/adexchangebuyer2_v2beta1.rb b/generated/google/apis/adexchangebuyer2_v2beta1.rb
index 37a1bf89c..d57c1a685 100644
--- a/generated/google/apis/adexchangebuyer2_v2beta1.rb
+++ b/generated/google/apis/adexchangebuyer2_v2beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://developers.google.com/ad-exchange/buyer-rest/reference/rest/
     module Adexchangebuyer2V2beta1
       VERSION = 'V2beta1'
-      REVISION = '20170809'
+      REVISION = '20170825'
 
       # Manage your Ad Exchange buyer account configuration
       AUTH_ADEXCHANGE_BUYER = 'https://www.googleapis.com/auth/adexchange.buyer'
diff --git a/generated/google/apis/adexchangebuyer2_v2beta1/service.rb b/generated/google/apis/adexchangebuyer2_v2beta1/service.rb
index 9ca41d8e6..277aaf558 100644
--- a/generated/google/apis/adexchangebuyer2_v2beta1/service.rb
+++ b/generated/google/apis/adexchangebuyer2_v2beta1/service.rb
@@ -546,10 +546,11 @@ module Google
         #   <li>openAuctionStatus: `approved, conditionally_approved, disapproved,
         #   not_checked`
         #   <li>attribute: `a numeric attribute from the list of attributes`
-        #   <li>disapprovalReason: `a reason from DisapprovalReason
+        #   <li>disapprovalReason: `a reason from
+        #   DisapprovalReason
         #   </ul>
-        #   Example: 'accountId=12345 AND (dealsStatus:disapproved AND disapprovalReason:
-        #   unacceptable_content) OR attribute:47'
+        #   Example: 'accountId=12345 AND (dealsStatus:disapproved AND
+        #   disapprovalReason:unacceptable_content) OR attribute:47'
         # @param [String] fields
         #   Selector specifying which fields to include in a partial response.
         # @param [String] quota_user
diff --git a/generated/google/apis/dataflow_v1b3.rb b/generated/google/apis/dataflow_v1b3.rb
index f97338398..f60579eee 100644
--- a/generated/google/apis/dataflow_v1b3.rb
+++ b/generated/google/apis/dataflow_v1b3.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/dataflow
     module DataflowV1b3
       VERSION = 'V1b3'
-      REVISION = '20170724'
+      REVISION = '20170823'
 
       # 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/dataflow_v1b3/classes.rb b/generated/google/apis/dataflow_v1b3/classes.rb
index 2e75e9c6b..cc4c16d82 100644
--- a/generated/google/apis/dataflow_v1b3/classes.rb
+++ b/generated/google/apis/dataflow_v1b3/classes.rb
@@ -442,6 +442,11 @@ module Google
         # @return [String]
         attr_accessor :origin_namespace
       
+        # The GroupByKey step name from the original graph.
+        # Corresponds to the JSON property `originalShuffleStepName`
+        # @return [String]
+        attr_accessor :original_shuffle_step_name
+      
         # System generated name of the original step in the user's graph, before
         # optimization.
         # Corresponds to the JSON property `originalStepName`
@@ -453,6 +458,11 @@ module Google
         # @return [String]
         attr_accessor :portion
       
+        # Uniquely identifies a side input.
+        # Corresponds to the JSON property `sideInput`
+        # @return [Google::Apis::DataflowV1b3::SideInputId]
+        attr_accessor :side_input
+      
         # ID of a particular worker.
         # Corresponds to the JSON property `workerId`
         # @return [String]
@@ -469,8 +479,10 @@ module Google
           @name = args[:name] if args.key?(:name)
           @origin = args[:origin] if args.key?(:origin)
           @origin_namespace = args[:origin_namespace] if args.key?(:origin_namespace)
+          @original_shuffle_step_name = args[:original_shuffle_step_name] if args.key?(:original_shuffle_step_name)
           @original_step_name = args[:original_step_name] if args.key?(:original_step_name)
           @portion = args[:portion] if args.key?(:portion)
+          @side_input = args[:side_input] if args.key?(:side_input)
           @worker_id = args[:worker_id] if args.key?(:worker_id)
         end
       end
@@ -3159,6 +3171,31 @@ module Google
         end
       end
       
+      # Uniquely identifies a side input.
+      class SideInputId
+        include Google::Apis::Core::Hashable
+      
+        # The step that receives and usually consumes this side input.
+        # Corresponds to the JSON property `declaringStepName`
+        # @return [String]
+        attr_accessor :declaring_step_name
+      
+        # The index of the side input, from the list of non_parallel_inputs.
+        # Corresponds to the JSON property `inputIndex`
+        # @return [Fixnum]
+        attr_accessor :input_index
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @declaring_step_name = args[:declaring_step_name] if args.key?(:declaring_step_name)
+          @input_index = args[:input_index] if args.key?(:input_index)
+        end
+      end
+      
       # Information about a side input of a DoFn or an input of a SeqDoFn.
       class SideInputInfo
         include Google::Apis::Core::Hashable
@@ -4805,6 +4842,13 @@ module Google
         # @return [Google::Apis::DataflowV1b3::ResourceUtilizationReport]
         attr_accessor :worker_metrics
       
+        # Shutdown notification from workers. This is to be sent by the shutdown
+        # script of the worker VM so that the backend knows that the VM is being
+        # shut down.
+        # Corresponds to the JSON property `workerShutdownNotice`
+        # @return [Google::Apis::DataflowV1b3::WorkerShutdownNotice]
+        attr_accessor :worker_shutdown_notice
+      
         def initialize(**args)
            update!(**args)
         end
@@ -4816,6 +4860,7 @@ module Google
           @worker_health_report = args[:worker_health_report] if args.key?(:worker_health_report)
           @worker_message_code = args[:worker_message_code] if args.key?(:worker_message_code)
           @worker_metrics = args[:worker_metrics] if args.key?(:worker_metrics)
+          @worker_shutdown_notice = args[:worker_shutdown_notice] if args.key?(:worker_shutdown_notice)
         end
       end
       
@@ -4890,6 +4935,11 @@ module Google
         # @return [Google::Apis::DataflowV1b3::ResourceUtilizationReportResponse]
         attr_accessor :worker_metrics_response
       
+        # Service-side response to WorkerMessage issuing shutdown notice.
+        # Corresponds to the JSON property `workerShutdownNoticeResponse`
+        # @return [Google::Apis::DataflowV1b3::WorkerShutdownNoticeResponse]
+        attr_accessor :worker_shutdown_notice_response
+      
         def initialize(**args)
            update!(**args)
         end
@@ -4898,6 +4948,7 @@ module Google
         def update!(**args)
           @worker_health_report_response = args[:worker_health_report_response] if args.key?(:worker_health_report_response)
           @worker_metrics_response = args[:worker_metrics_response] if args.key?(:worker_metrics_response)
+          @worker_shutdown_notice_response = args[:worker_shutdown_notice_response] if args.key?(:worker_shutdown_notice_response)
         end
       end
       
@@ -5135,6 +5186,42 @@ module Google
         end
       end
       
+      # Shutdown notification from workers. This is to be sent by the shutdown
+      # script of the worker VM so that the backend knows that the VM is being
+      # shut down.
+      class WorkerShutdownNotice
+        include Google::Apis::Core::Hashable
+      
+        # Optional reason to be attached for the shutdown notice.
+        # For example: "PREEMPTION" would indicate the VM is being shut down because
+        # of preemption. Other possible reasons may be added in the future.
+        # Corresponds to the JSON property `reason`
+        # @return [String]
+        attr_accessor :reason
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @reason = args[:reason] if args.key?(:reason)
+        end
+      end
+      
+      # Service-side response to WorkerMessage issuing shutdown notice.
+      class WorkerShutdownNoticeResponse
+        include Google::Apis::Core::Hashable
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+        end
+      end
+      
       # An instruction that writes records.
       # Takes one input, produces no outputs.
       class WriteInstruction
diff --git a/generated/google/apis/dataflow_v1b3/representations.rb b/generated/google/apis/dataflow_v1b3/representations.rb
index 01af68ce2..d7b8b52b2 100644
--- a/generated/google/apis/dataflow_v1b3/representations.rb
+++ b/generated/google/apis/dataflow_v1b3/representations.rb
@@ -502,6 +502,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class SideInputId
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class SideInputInfo
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -754,6 +760,18 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class WorkerShutdownNotice
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
+      class WorkerShutdownNoticeResponse
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class WriteInstruction
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -882,8 +900,11 @@ module Google
           property :name, as: 'name'
           property :origin, as: 'origin'
           property :origin_namespace, as: 'originNamespace'
+          property :original_shuffle_step_name, as: 'originalShuffleStepName'
           property :original_step_name, as: 'originalStepName'
           property :portion, as: 'portion'
+          property :side_input, as: 'sideInput', class: Google::Apis::DataflowV1b3::SideInputId, decorator: Google::Apis::DataflowV1b3::SideInputId::Representation
+      
           property :worker_id, as: 'workerId'
         end
       end
@@ -1613,6 +1634,14 @@ module Google
         end
       end
       
+      class SideInputId
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :declaring_step_name, as: 'declaringStepName'
+          property :input_index, as: 'inputIndex'
+        end
+      end
+      
       class SideInputInfo
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -2048,6 +2077,8 @@ module Google
       
           property :worker_metrics, as: 'workerMetrics', class: Google::Apis::DataflowV1b3::ResourceUtilizationReport, decorator: Google::Apis::DataflowV1b3::ResourceUtilizationReport::Representation
       
+          property :worker_shutdown_notice, as: 'workerShutdownNotice', class: Google::Apis::DataflowV1b3::WorkerShutdownNotice, decorator: Google::Apis::DataflowV1b3::WorkerShutdownNotice::Representation
+      
         end
       end
       
@@ -2066,6 +2097,8 @@ module Google
       
           property :worker_metrics_response, as: 'workerMetricsResponse', class: Google::Apis::DataflowV1b3::ResourceUtilizationReportResponse, decorator: Google::Apis::DataflowV1b3::ResourceUtilizationReportResponse::Representation
       
+          property :worker_shutdown_notice_response, as: 'workerShutdownNoticeResponse', class: Google::Apis::DataflowV1b3::WorkerShutdownNoticeResponse, decorator: Google::Apis::DataflowV1b3::WorkerShutdownNoticeResponse::Representation
+      
         end
       end
       
@@ -2112,6 +2145,19 @@ module Google
         end
       end
       
+      class WorkerShutdownNotice
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :reason, as: 'reason'
+        end
+      end
+      
+      class WorkerShutdownNoticeResponse
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+        end
+      end
+      
       class WriteInstruction
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/slides_v1.rb b/generated/google/apis/slides_v1.rb
index b7a6d72b0..dc00b7d3b 100644
--- a/generated/google/apis/slides_v1.rb
+++ b/generated/google/apis/slides_v1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://developers.google.com/slides/
     module SlidesV1
       VERSION = 'V1'
-      REVISION = '20170811'
+      REVISION = '20170824'
 
       # View and manage the files in your Google Drive
       AUTH_DRIVE = 'https://www.googleapis.com/auth/drive'
diff --git a/generated/google/apis/slides_v1/classes.rb b/generated/google/apis/slides_v1/classes.rb
index a9a581ce2..7123bc8e3 100644
--- a/generated/google/apis/slides_v1/classes.rb
+++ b/generated/google/apis/slides_v1/classes.rb
@@ -314,6 +314,7 @@ module Google
         # display inside the presentation. Images must be less than 50MB in size,
         # cannot exceed 25 megapixels, and must be in either in PNG, JPEG, or GIF
         # format.
+        # The provided URL can be at maximum 2K bytes large.
         # Corresponds to the JSON property `url`
         # @return [String]
         attr_accessor :url
@@ -1920,7 +1921,7 @@ module Google
         include Google::Apis::Core::Hashable
       
         # The background fill property state.
-        # Updating the the fill on a page will implicitly update this field to
+        # Updating the fill on a page will implicitly update this field to
         # `RENDERED`, unless another value is specified in the same request. To
         # have no fill on a page, set this field to `NOT_RENDERED`. In this case,
         # any other fill fields set in the same request will be ignored.
@@ -2476,6 +2477,7 @@ module Google
         # display inside the presentation. Images must be less than 50MB in size,
         # cannot exceed 25 megapixels, and must be in either in PNG, JPEG, or GIF
         # format.
+        # The provided URL can be at maximum 2K bytes large.
         # Corresponds to the JSON property `imageUrl`
         # @return [String]
         attr_accessor :image_url
@@ -2796,6 +2798,9 @@ module Google
         attr_accessor :update_line_properties
       
         # Updates the transform of a page element.
+        # Updating the transform of a group will change the absolute transform of the
+        # page elements in that group, which can change their visual appearance. See
+        # the documentation for PageElement.transform for more details.
         # Corresponds to the JSON property `updatePageElementTransform`
         # @return [Google::Apis::SlidesV1::UpdatePageElementTransformRequest]
         attr_accessor :update_page_element_transform
@@ -3357,6 +3362,7 @@ module Google
         # display inside the presentation. Pictures must be less than 50MB in size,
         # cannot exceed 25 megapixels, and must be in either in PNG, JPEG, or GIF
         # format.
+        # The provided URL can be at maximum 2K bytes large.
         # Corresponds to the JSON property `contentUrl`
         # @return [String]
         attr_accessor :content_url
@@ -4022,6 +4028,9 @@ module Google
       end
       
       # Updates the transform of a page element.
+      # Updating the transform of a group will change the absolute transform of the
+      # page elements in that group, which can change their visual appearance. See
+      # the documentation for PageElement.transform for more details.
       class UpdatePageElementTransformRequest
         include Google::Apis::Core::Hashable
       
diff --git a/generated/google/apis/storagetransfer_v1.rb b/generated/google/apis/storagetransfer_v1.rb
index bd972778e..59eceadac 100644
--- a/generated/google/apis/storagetransfer_v1.rb
+++ b/generated/google/apis/storagetransfer_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/storage/transfer
     module StoragetransferV1
       VERSION = 'V1'
-      REVISION = '20170804'
+      REVISION = '20170824'
 
       # 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/storagetransfer_v1/classes.rb b/generated/google/apis/storagetransfer_v1/classes.rb
index c4455f6d9..ff49c314f 100644
--- a/generated/google/apis/storagetransfer_v1/classes.rb
+++ b/generated/google/apis/storagetransfer_v1/classes.rb
@@ -253,7 +253,8 @@ module Google
       # * Length - The size of the object in bytes.
       # * MD5 - The base64-encoded MD5 hash of the object.
       # For an example of a valid TSV file, see
-      # [Transferring data from URLs](https://cloud.google.com/storage/transfer/#urls)
+      # [Transferring data from URLs](https://cloud.google.com/storage/transfer/create-
+      # url-list).
       # When transferring data based on a URL list, keep the following in mind:
       # * When an object located at `http(s)://hostname:port/<URL-path>` is
       # transferred
@@ -421,7 +422,7 @@ module Google
         include Google::Apis::Core::Hashable
       
         # If the value is `false`, it means the operation is still in progress.
-        # If true, the operation is completed, and either `error` or `response` is
+        # If `true`, the operation is completed, and either `error` or `response` is
         # available.
         # Corresponds to the JSON property `done`
         # @return [Boolean]
@@ -1027,7 +1028,8 @@ module Google
         # * Length - The size of the object in bytes.
         # * MD5 - The base64-encoded MD5 hash of the object.
         # For an example of a valid TSV file, see
-        # [Transferring data from URLs](https://cloud.google.com/storage/transfer/#urls)
+        # [Transferring data from URLs](https://cloud.google.com/storage/transfer/create-
+        # url-list).
         # When transferring data based on a URL list, keep the following in mind:
         # * When an object located at `http(s)://hostname:port/<URL-path>` is
         # transferred