diff --git a/generated/google/apis/dialogflow_v2.rb b/generated/google/apis/dialogflow_v2.rb
index 7fd399df4..193e1a90f 100644
--- a/generated/google/apis/dialogflow_v2.rb
+++ b/generated/google/apis/dialogflow_v2.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/dialogflow/
     module DialogflowV2
       VERSION = 'V2'
-      REVISION = '20190717'
+      REVISION = '20190801'
 
       # 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/dialogflow_v2/classes.rb b/generated/google/apis/dialogflow_v2/classes.rb
index 955d2daf6..15ad18f7c 100644
--- a/generated/google/apis/dialogflow_v2/classes.rb
+++ b/generated/google/apis/dialogflow_v2/classes.rb
@@ -4673,6 +4673,40 @@ module Google
         end
       end
       
+      # The status update for performing NLU model evaluation given a dataset.
+      # Metadata of the returned long running operation for
+      # ModelEvaluations.EvaluateModel.
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        include Google::Apis::Core::Hashable
+      
+        # Optional. Number of samples that have already received the predicted
+        # intents from Dialogflow server.
+        # Corresponds to the JSON property `samplesWithIntentDetected`
+        # @return [Fixnum]
+        attr_accessor :samples_with_intent_detected
+      
+        # Required. Represents the job that the batch worker is currently working on.
+        # Corresponds to the JSON property `state`
+        # @return [String]
+        attr_accessor :state
+      
+        # Required. Total number of samples in the dataset.
+        # Corresponds to the JSON property `totalSamples`
+        # @return [Fixnum]
+        attr_accessor :total_samples
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @samples_with_intent_detected = args[:samples_with_intent_detected] if args.key?(:samples_with_intent_detected)
+          @state = args[:state] if args.key?(:state)
+          @total_samples = args[:total_samples] if args.key?(:total_samples)
+        end
+      end
+      
       # Represents the contents of the original request that was passed to
       # the `[Streaming]DetectIntent` call.
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
diff --git a/generated/google/apis/dialogflow_v2/representations.rb b/generated/google/apis/dialogflow_v2/representations.rb
index 27f5a9b66..86fae72c7 100644
--- a/generated/google/apis/dialogflow_v2/representations.rb
+++ b/generated/google/apis/dialogflow_v2/representations.rb
@@ -742,6 +742,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -2037,6 +2043,15 @@ module Google
         end
       end
       
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :samples_with_intent_detected, as: 'samplesWithIntentDetected'
+          property :state, as: 'state'
+          property :total_samples, as: 'totalSamples'
+        end
+      end
+      
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/dialogflow_v2beta1.rb b/generated/google/apis/dialogflow_v2beta1.rb
index 5915eca50..787d34dae 100644
--- a/generated/google/apis/dialogflow_v2beta1.rb
+++ b/generated/google/apis/dialogflow_v2beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/dialogflow/
     module DialogflowV2beta1
       VERSION = 'V2beta1'
-      REVISION = '20190717'
+      REVISION = '20190801'
 
       # 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/dialogflow_v2beta1/classes.rb b/generated/google/apis/dialogflow_v2beta1/classes.rb
index eff9a37ef..c498b4e2a 100644
--- a/generated/google/apis/dialogflow_v2beta1/classes.rb
+++ b/generated/google/apis/dialogflow_v2beta1/classes.rb
@@ -2629,6 +2629,15 @@ module Google
         attr_accessor :single_utterance
         alias_method :single_utterance?, :single_utterance
       
+        # Optional. Context information to assist speech recognition.
+        # See [the Cloud Speech
+        # documentation](https://cloud.google.com/speech-to-text/docs/basics#phrase-
+        # hints)
+        # for more details.
+        # Corresponds to the JSON property `speechContexts`
+        # @return [Array<Google::Apis::DialogflowV2beta1::GoogleCloudDialogflowV2beta1SpeechContext>]
+        attr_accessor :speech_contexts
+      
         def initialize(**args)
            update!(**args)
         end
@@ -2643,6 +2652,7 @@ module Google
           @phrase_hints = args[:phrase_hints] if args.key?(:phrase_hints)
           @sample_rate_hertz = args[:sample_rate_hertz] if args.key?(:sample_rate_hertz)
           @single_utterance = args[:single_utterance] if args.key?(:single_utterance)
+          @speech_contexts = args[:speech_contexts] if args.key?(:speech_contexts)
         end
       end
       
@@ -4466,6 +4476,40 @@ module Google
         end
       end
       
+      # The status update for performing NLU model evaluation given a dataset.
+      # Metadata of the returned long running operation for
+      # ModelEvaluations.EvaluateModel.
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        include Google::Apis::Core::Hashable
+      
+        # Optional. Number of samples that have already received the predicted
+        # intents from Dialogflow server.
+        # Corresponds to the JSON property `samplesWithIntentDetected`
+        # @return [Fixnum]
+        attr_accessor :samples_with_intent_detected
+      
+        # Required. Represents the job that the batch worker is currently working on.
+        # Corresponds to the JSON property `state`
+        # @return [String]
+        attr_accessor :state
+      
+        # Required. Total number of samples in the dataset.
+        # Corresponds to the JSON property `totalSamples`
+        # @return [Fixnum]
+        attr_accessor :total_samples
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @samples_with_intent_detected = args[:samples_with_intent_detected] if args.key?(:samples_with_intent_detected)
+          @state = args[:state] if args.key?(:state)
+          @total_samples = args[:total_samples] if args.key?(:total_samples)
+        end
+      end
+      
       # Represents the contents of the original request that was passed to
       # the `[Streaming]DetectIntent` call.
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
@@ -5006,6 +5050,47 @@ module Google
         end
       end
       
+      # Hints for the speech recognizer to help with recognition in a specific
+      # conversation state.
+      class GoogleCloudDialogflowV2beta1SpeechContext
+        include Google::Apis::Core::Hashable
+      
+        # Optional. Boost for this context compared to other contexts:
+        # * If the boost is positive, Dialogflow will increase the probability that
+        # the phrases in this context are recognized over similar sounding phrases.
+        # * If the boost is unspecified or non-positive, Dialogflow will not apply
+        # any boost.
+        # Dialogflow recommends that you use boosts in the range (0, 20] and that you
+        # find a value that fits your use case with binary search.
+        # Corresponds to the JSON property `boost`
+        # @return [Float]
+        attr_accessor :boost
+      
+        # Optional. A list of strings containing words and phrases that the speech
+        # recognizer should recognize with higher likelihood.
+        # This list can be used to:
+        # * improve accuracy for words and phrases you expect the user to say,
+        # e.g. typical commands for your Dialogflow agent
+        # * add additional words to the speech recognizer vocabulary
+        # * ...
+        # See the [Cloud Speech
+        # documentation](https://cloud.google.com/speech-to-text/quotas) for usage
+        # limits.
+        # Corresponds to the JSON property `phrases`
+        # @return [Array<String>]
+        attr_accessor :phrases
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @boost = args[:boost] if args.key?(:boost)
+          @phrases = args[:phrases] if args.key?(:phrases)
+        end
+      end
+      
       # Configuration of how speech should be synthesized.
       class GoogleCloudDialogflowV2beta1SynthesizeSpeechConfig
         include Google::Apis::Core::Hashable
diff --git a/generated/google/apis/dialogflow_v2beta1/representations.rb b/generated/google/apis/dialogflow_v2beta1/representations.rb
index 4234a3661..5c6a866be 100644
--- a/generated/google/apis/dialogflow_v2beta1/representations.rb
+++ b/generated/google/apis/dialogflow_v2beta1/representations.rb
@@ -700,6 +700,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -772,6 +778,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class GoogleCloudDialogflowV2beta1SpeechContext
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class GoogleCloudDialogflowV2beta1SynthesizeSpeechConfig
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -1492,6 +1504,8 @@ module Google
           collection :phrase_hints, as: 'phraseHints'
           property :sample_rate_hertz, as: 'sampleRateHertz'
           property :single_utterance, as: 'singleUtterance'
+          collection :speech_contexts, as: 'speechContexts', class: Google::Apis::DialogflowV2beta1::GoogleCloudDialogflowV2beta1SpeechContext, decorator: Google::Apis::DialogflowV2beta1::GoogleCloudDialogflowV2beta1SpeechContext::Representation
+      
         end
       end
       
@@ -2003,6 +2017,15 @@ module Google
         end
       end
       
+      class GoogleCloudDialogflowV2beta1ModelEvaluationMetadata
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :samples_with_intent_detected, as: 'samplesWithIntentDetected'
+          property :state, as: 'state'
+          property :total_samples, as: 'totalSamples'
+        end
+      end
+      
       class GoogleCloudDialogflowV2beta1OriginalDetectIntentRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -2135,6 +2158,14 @@ module Google
         end
       end
       
+      class GoogleCloudDialogflowV2beta1SpeechContext
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :boost, as: 'boost'
+          collection :phrases, as: 'phrases'
+        end
+      end
+      
       class GoogleCloudDialogflowV2beta1SynthesizeSpeechConfig
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/remotebuildexecution_v1.rb b/generated/google/apis/remotebuildexecution_v1.rb
index 21a26c8c6..36a4938fc 100644
--- a/generated/google/apis/remotebuildexecution_v1.rb
+++ b/generated/google/apis/remotebuildexecution_v1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/remote-build-execution/docs/
     module RemotebuildexecutionV1
       VERSION = 'V1'
-      REVISION = '20190723'
+      REVISION = '20190731'
 
       # 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/remotebuildexecution_v1/classes.rb b/generated/google/apis/remotebuildexecution_v1/classes.rb
index de3c7a213..dc2579ff0 100644
--- a/generated/google/apis/remotebuildexecution_v1/classes.rb
+++ b/generated/google/apis/remotebuildexecution_v1/classes.rb
@@ -1592,6 +1592,32 @@ module Google
         end
       end
       
+      # AcceleratorConfig defines the accelerator cards to attach to the VM.
+      class GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig
+        include Google::Apis::Core::Hashable
+      
+        # The number of the guest accelerator cards exposed to this VM.
+        # Corresponds to the JSON property `acceleratorCount`
+        # @return [Fixnum]
+        attr_accessor :accelerator_count
+      
+        # The type of accelerator to attach to this VM, e.g. "nvidia-tesla-k80" for
+        # nVidia Tesla K80.
+        # Corresponds to the JSON property `acceleratorType`
+        # @return [String]
+        attr_accessor :accelerator_type
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @accelerator_count = args[:accelerator_count] if args.key?(:accelerator_count)
+          @accelerator_type = args[:accelerator_type] if args.key?(:accelerator_type)
+        end
+      end
+      
       # The request used for `CreateInstance`.
       class GoogleDevtoolsRemotebuildexecutionAdminV1alphaCreateInstanceRequest
         include Google::Apis::Core::Hashable
@@ -1939,6 +1965,11 @@ module Google
       class GoogleDevtoolsRemotebuildexecutionAdminV1alphaWorkerConfig
         include Google::Apis::Core::Hashable
       
+        # AcceleratorConfig defines the accelerator cards to attach to the VM.
+        # Corresponds to the JSON property `accelerator`
+        # @return [Google::Apis::RemotebuildexecutionV1::GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig]
+        attr_accessor :accelerator
+      
         # Required. Size of the disk attached to the worker, in GB.
         # See https://cloud.google.com/compute/docs/disks/
         # Corresponds to the JSON property `diskSizeGb`
@@ -1992,6 +2023,7 @@ module Google
       
         # Update properties of this object
         def update!(**args)
+          @accelerator = args[:accelerator] if args.key?(:accelerator)
           @disk_size_gb = args[:disk_size_gb] if args.key?(:disk_size_gb)
           @disk_type = args[:disk_type] if args.key?(:disk_type)
           @labels = args[:labels] if args.key?(:labels)
diff --git a/generated/google/apis/remotebuildexecution_v1/representations.rb b/generated/google/apis/remotebuildexecution_v1/representations.rb
index 0fa2f484d..d5bf31188 100644
--- a/generated/google/apis/remotebuildexecution_v1/representations.rb
+++ b/generated/google/apis/remotebuildexecution_v1/representations.rb
@@ -172,6 +172,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class GoogleDevtoolsRemotebuildexecutionAdminV1alphaCreateInstanceRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -737,6 +743,14 @@ module Google
         end
       end
       
+      class GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :accelerator_count, :numeric_string => true, as: 'acceleratorCount'
+          property :accelerator_type, as: 'acceleratorType'
+        end
+      end
+      
       class GoogleDevtoolsRemotebuildexecutionAdminV1alphaCreateInstanceRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -838,6 +852,8 @@ module Google
       class GoogleDevtoolsRemotebuildexecutionAdminV1alphaWorkerConfig
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
+          property :accelerator, as: 'accelerator', class: Google::Apis::RemotebuildexecutionV1::GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig, decorator: Google::Apis::RemotebuildexecutionV1::GoogleDevtoolsRemotebuildexecutionAdminV1alphaAcceleratorConfig::Representation
+      
           property :disk_size_gb, :numeric_string => true, as: 'diskSizeGb'
           property :disk_type, as: 'diskType'
           hash :labels, as: 'labels'