Media Capabilities: add plumbing between Blink and media/blink/.

third_party/WebKit/public/platform/Platform.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 74 matching lines @@
 class WebFallbackThemeEngine;
 class WebFileSystem;
 class WebFileUtilities;
 class WebFlingAnimator;
 class WebGestureCurve;
 class WebGraphicsContext3DProvider;
 class WebIDBFactory;
 class WebImageCaptureFrameGrabber;
 class WebMIDIAccessor;
 class WebMIDIAccessorClient;
+class WebMediaCapabilitiesClient;
 class WebMediaPlayer;
 class WebMediaRecorderHandler;
 class WebMediaStream;
 class WebMediaStreamCenter;
 class WebMediaStreamCenterClient;
 class WebMediaStreamTrack;
 class WebMessagePortChannel;
 class WebNotificationManager;
 class WebPluginListBuilder;
 class WebPrescientNetworking;
@@ skipping 565 matching lines @@
   virtual WebPushProvider* pushProvider() { return nullptr; }
 
   // Background Sync API-------------------------------------------------
 
   virtual WebSyncProvider* backgroundSyncProvider() { return nullptr; }
 
   // Experimental Framework ----------------------------------------------
 
   virtual WebTrialTokenValidator* trialTokenValidator() { return nullptr; }
 
+  // Media Capabilities --------------------------------------------------
+
+  virtual WebMediaCapabilitiesClient* mediaCapabilitiesClient() {
+    return nullptr;
+  }
+
   // Memory ------------------------------------------------------------
 
   // Requests purging memory. The platform may or may not purge memory,
   // depending on memory pressure.
   virtual void requestPurgeMemory() {}
 
   // Feature Policy -----------------------------------------------------
 
   // Create a new feature policy object for a document, given its parent
   // document's policy (may be nullptr), its container policy (may be empty),
@@ skipping 18 matching lines @@
  protected:
   Platform();
   virtual ~Platform() {}
 
   WebThread* m_mainThread;
 };
 
 }  // namespace blink
 
 #endif