diff --git a/generated/google/apis/firestore_v1beta1.rb b/generated/google/apis/firestore_v1beta1.rb
index 82bbfca45..6fc9be504 100644
--- a/generated/google/apis/firestore_v1beta1.rb
+++ b/generated/google/apis/firestore_v1beta1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/firestore
     module FirestoreV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20171128'
+      REVISION = '20180124'
 
       # 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/gmail_v1.rb b/generated/google/apis/gmail_v1.rb
index 3247bb9bf..f22e638ec 100644
--- a/generated/google/apis/gmail_v1.rb
+++ b/generated/google/apis/gmail_v1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://developers.google.com/gmail/api/
     module GmailV1
       VERSION = 'V1'
-      REVISION = '20170913'
+      REVISION = '20180123'
 
       # Read, send, delete, and manage your email
       AUTH_SCOPE = 'https://mail.google.com/'
diff --git a/generated/google/apis/gmail_v1/classes.rb b/generated/google/apis/gmail_v1/classes.rb
index 3b9dd0b6e..aea1fe39d 100644
--- a/generated/google/apis/gmail_v1/classes.rb
+++ b/generated/google/apis/gmail_v1/classes.rb
@@ -485,6 +485,13 @@ module Google
       class Label
         include Google::Apis::Core::Hashable
       
+        # The Color to assign to the label. Only available for labels with type User.
+        # Will not be set if the label doesn't have both a text_color and
+        # background_color configured.
+        # Corresponds to the JSON property `color`
+        # @return [Google::Apis::GmailV1::LabelColor]
+        attr_accessor :color
+      
         # The immutable ID of the label.
         # Corresponds to the JSON property `id`
         # @return [String]
@@ -543,6 +550,7 @@ module Google
       
         # Update properties of this object
         def update!(**args)
+          @color = args[:color] if args.key?(:color)
           @id = args[:id] if args.key?(:id)
           @label_list_visibility = args[:label_list_visibility] if args.key?(:label_list_visibility)
           @message_list_visibility = args[:message_list_visibility] if args.key?(:message_list_visibility)
@@ -555,6 +563,50 @@ module Google
         end
       end
       
+      # 
+      class LabelColor
+        include Google::Apis::Core::Hashable
+      
+        # The background color represented as hex string #RRGGBB (ex #000000). Only a
+        # restricted predefined set of color values are allowed. Only the following
+        # predefined set of color values are allowed: #000000, #434343, #666666, #999999,
+        # #cccccc, #efefef, #f3f3f3, #ffffff, #fb4c2f, #ffad47, #fad165, #16a766, #
+        # 43d692, #4a86e8, #a479e2, #f691b3, #f6c5be, #ffe6c7, #fef1d1, #b9e4d0, #c6f3de,
+        # #c9daf8, #e4d7f5, #fcdee8, #efa093, #ffd6a2, #fce8b3, #89d3b2, #a0eac9, #
+        # a4c2f4, #d0bcf1, #fbc8d9, #e66550, #ffbc6b, #fcda83, #44b984, #68dfa9, #6d9eeb,
+        # #b694e8, #f7a7c0, #cc3a21, #eaa041, #f2c960, #149e60, #3dc789, #3c78d8, #
+        # 8e63ce, #e07798, #ac2b16, #cf8933, #d5ae49, #0b804b, #2a9c68, #285bac, #653e9b,
+        # #b65775, #822111, #a46a21, #aa8831, #076239, #1a764d, #1c4587, #41236d, #
+        # 83334c
+        # Corresponds to the JSON property `backgroundColor`
+        # @return [String]
+        attr_accessor :background_color
+      
+        # The text color of the label, represented as hex string. Only the following
+        # predefined set of color values are allowed: #000000, #434343, #666666, #999999,
+        # #cccccc, #efefef, #f3f3f3, #ffffff, #fb4c2f, #ffad47, #fad165, #16a766, #
+        # 43d692, #4a86e8, #a479e2, #f691b3, #f6c5be, #ffe6c7, #fef1d1, #b9e4d0, #c6f3de,
+        # #c9daf8, #e4d7f5, #fcdee8, #efa093, #ffd6a2, #fce8b3, #89d3b2, #a0eac9, #
+        # a4c2f4, #d0bcf1, #fbc8d9, #e66550, #ffbc6b, #fcda83, #44b984, #68dfa9, #6d9eeb,
+        # #b694e8, #f7a7c0, #cc3a21, #eaa041, #f2c960, #149e60, #3dc789, #3c78d8, #
+        # 8e63ce, #e07798, #ac2b16, #cf8933, #d5ae49, #0b804b, #2a9c68, #285bac, #653e9b,
+        # #b65775, #822111, #a46a21, #aa8831, #076239, #1a764d, #1c4587, #41236d, #
+        # 83334c
+        # Corresponds to the JSON property `textColor`
+        # @return [String]
+        attr_accessor :text_color
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @background_color = args[:background_color] if args.key?(:background_color)
+          @text_color = args[:text_color] if args.key?(:text_color)
+        end
+      end
+      
       # 
       class ListDraftsResponse
         include Google::Apis::Core::Hashable
diff --git a/generated/google/apis/gmail_v1/representations.rb b/generated/google/apis/gmail_v1/representations.rb
index 98a19abf0..235799c44 100644
--- a/generated/google/apis/gmail_v1/representations.rb
+++ b/generated/google/apis/gmail_v1/representations.rb
@@ -112,6 +112,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class LabelColor
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class ListDraftsResponse
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -397,6 +403,8 @@ module Google
       class Label
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
+          property :color, as: 'color', class: Google::Apis::GmailV1::LabelColor, decorator: Google::Apis::GmailV1::LabelColor::Representation
+      
           property :id, as: 'id'
           property :label_list_visibility, as: 'labelListVisibility'
           property :message_list_visibility, as: 'messageListVisibility'
@@ -409,6 +417,14 @@ module Google
         end
       end
       
+      class LabelColor
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :background_color, as: 'backgroundColor'
+          property :text_color, as: 'textColor'
+        end
+      end
+      
       class ListDraftsResponse
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/tpu_v1alpha1.rb b/generated/google/apis/tpu_v1alpha1.rb
index a4fccae9c..f382c7599 100644
--- a/generated/google/apis/tpu_v1alpha1.rb
+++ b/generated/google/apis/tpu_v1alpha1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/tpu/
     module TpuV1alpha1
       VERSION = 'V1alpha1'
-      REVISION = '20180123'
+      REVISION = '20180127'
 
       # 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/tpu_v1alpha1/service.rb b/generated/google/apis/tpu_v1alpha1/service.rb
index 5d4526003..08ed31aa0 100644
--- a/generated/google/apis/tpu_v1alpha1/service.rb
+++ b/generated/google/apis/tpu_v1alpha1/service.rb
@@ -248,7 +248,7 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Reimage a node's OS.
+        # Reimages a node's OS.
         # @param [String] name
         #   The resource name.
         # @param [Google::Apis::TpuV1alpha1::ReimageNodeRequest] reimage_node_request_object
@@ -314,7 +314,7 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Start a node.
+        # Starts a node.
         # @param [String] name
         #   The resource name.
         # @param [Google::Apis::TpuV1alpha1::StartNodeRequest] start_node_request_object
@@ -561,7 +561,7 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # List TensorFlow versions.
+        # Lists TensorFlow versions supported by this API.
         # @param [String] parent
         #   The parent resource name.
         # @param [String] filter
diff --git a/generated/google/apis/youtube_v3.rb b/generated/google/apis/youtube_v3.rb
index fd41f6d04..aa3ea3555 100644
--- a/generated/google/apis/youtube_v3.rb
+++ b/generated/google/apis/youtube_v3.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://developers.google.com/youtube/v3
     module YoutubeV3
       VERSION = 'V3'
-      REVISION = '20171215'
+      REVISION = '20180125'
 
       # Manage your YouTube account
       AUTH_YOUTUBE = 'https://www.googleapis.com/auth/youtube'
diff --git a/generated/google/apis/youtube_v3/classes.rb b/generated/google/apis/youtube_v3/classes.rb
index 82f0e3916..f26a5d39c 100644
--- a/generated/google/apis/youtube_v3/classes.rb
+++ b/generated/google/apis/youtube_v3/classes.rb
@@ -937,7 +937,6 @@ module Google
         attr_accessor :localizations
       
         # Basic details about a channel, including title, description and thumbnails.
-        # Next available id: 15.
         # Corresponds to the JSON property `snippet`
         # @return [Google::Apis::YoutubeV3::ChannelSnippet]
         attr_accessor :snippet
@@ -1717,7 +1716,6 @@ module Google
       end
       
       # Basic details about a channel, including title, description and thumbnails.
-      # Next available id: 15.
       class ChannelSnippet
         include Google::Apis::Core::Hashable