Media Capabilities: add MediaDecodingConfiguration.idl and update to Spec

third_party/WebKit/Source/modules/modules_idl_files.gni

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//third_party/WebKit/Source/bindings/bindings.gni")
 
 # The paths in this file are absolute since this file is imported and the
 # file lists must be valid from multple "current directories".
 
 bindings_modules_output_dir = "$bindings_output_dir/modules"
@@ skipping 429 matching lines @@
                     "geolocation/PositionOptions.idl",
                     "imagecapture/ConstrainPoint2DParameters.idl",
                     "imagecapture/Point2D.idl",
                     "imagecapture/PhotoSettings.idl",
                     "indexeddb/IDBIndexParameters.idl",
                     "indexeddb/IDBObjectStoreParameters.idl",
                     "indexeddb/IDBObserverInit.idl",
                     "indexeddb/IDBVersionChangeEventInit.idl",
                     "media_capabilities/AudioConfiguration.idl",
                     "media_capabilities/MediaConfiguration.idl",
+                    "media_capabilities/MediaDecodingConfiguration.idl",
                     "media_capabilities/VideoConfiguration.idl",
                     "mediarecorder/BlobEventInit.idl",
                     "mediarecorder/MediaRecorderOptions.idl",
                     "mediasession/MediaImage.idl",
                     "mediasession/MediaMetadataInit.idl",
                     "mediastream/ConstrainBooleanParameters.idl",
                     "mediastream/ConstrainDOMStringParameters.idl",
                     "mediastream/ConstrainDoubleRange.idl",
                     "mediastream/ConstrainLongRange.idl",
                     "mediastream/DoubleRange.idl",
@@ skipping 328 matching lines @@
   "$blink_modules_output_dir/indexeddb/IDBObjectStoreParameters.cpp",
   "$blink_modules_output_dir/indexeddb/IDBObjectStoreParameters.h",
   "$blink_modules_output_dir/indexeddb/IDBObserverInit.cpp",
   "$blink_modules_output_dir/indexeddb/IDBObserverInit.h",
   "$blink_modules_output_dir/indexeddb/IDBVersionChangeEventInit.cpp",
   "$blink_modules_output_dir/indexeddb/IDBVersionChangeEventInit.h",
   "$blink_modules_output_dir/media_capabilities/AudioConfiguration.cpp",
   "$blink_modules_output_dir/media_capabilities/AudioConfiguration.h",
   "$blink_modules_output_dir/media_capabilities/MediaConfiguration.cpp",
   "$blink_modules_output_dir/media_capabilities/MediaConfiguration.h",
+  "$blink_modules_output_dir/media_capabilities/MediaDecodingConfiguration.cpp",
+  "$blink_modules_output_dir/media_capabilities/MediaDecodingConfiguration.h",
   "$blink_modules_output_dir/media_capabilities/VideoConfiguration.cpp",
   "$blink_modules_output_dir/media_capabilities/VideoConfiguration.h",
   "$blink_modules_output_dir/mediarecorder/BlobEventInit.cpp",
   "$blink_modules_output_dir/mediarecorder/BlobEventInit.h",
   "$blink_modules_output_dir/mediarecorder/MediaRecorderOptions.cpp",
   "$blink_modules_output_dir/mediarecorder/MediaRecorderOptions.h",
   "$blink_modules_output_dir/mediasession/MediaImage.cpp",
   "$blink_modules_output_dir/mediasession/MediaImage.h",
   "$blink_modules_output_dir/mediasession/MediaMetadataInit.cpp",
   "$blink_modules_output_dir/mediasession/MediaMetadataInit.h",
@@ skipping 227 matching lines @@
   "$blink_modules_output_dir/websockets/CloseEventInit.h",
   "$blink_modules_output_dir/webusb/USBConnectionEventInit.cpp",
   "$blink_modules_output_dir/webusb/USBConnectionEventInit.h",
   "$blink_modules_output_dir/webusb/USBControlTransferParameters.cpp",
   "$blink_modules_output_dir/webusb/USBControlTransferParameters.h",
   "$blink_modules_output_dir/webusb/USBDeviceFilter.cpp",
   "$blink_modules_output_dir/webusb/USBDeviceFilter.h",
   "$blink_modules_output_dir/webusb/USBDeviceRequestOptions.cpp",
   "$blink_modules_output_dir/webusb/USBDeviceRequestOptions.h",
 ]