Remove RequestAnimationFrame from mojo, add delayed tasks to RunLoop

mojo/public/gles2/gles2_private.h

 // Copyright 2014 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.
 
 #ifndef MOJO_PUBLIC_GLES2_GLES2_PRIVATE_H_
 #define MOJO_PUBLIC_GLES2_GLES2_PRIVATE_H_
 
 #include <stdint.h>
 
 #include "mojo/public/c/environment/async_waiter.h"
@@ skipping 11 matching lines @@
  public:
   virtual ~GLES2Support();
 
   static void Init(GLES2Support* gles2_support);
 
   virtual void Initialize(const MojoAsyncWaiter* async_waiter) = 0;
   virtual void Terminate() = 0;
   virtual MojoGLES2Context CreateContext(
       MessagePipeHandle handle,
       MojoGLES2ContextLost lost_callback,
-      MojoGLES2DrawAnimationFrame animation_callback,
       void* closure) = 0;
   virtual void DestroyContext(MojoGLES2Context context) = 0;
   virtual void MakeCurrent(MojoGLES2Context context) = 0;
   virtual void SwapBuffers() = 0;
-  virtual void RequestAnimationFrames(MojoGLES2Context context) = 0;
-  virtual void CancelAnimationFrames(MojoGLES2Context context) = 0;
   virtual void* GetGLES2Interface(MojoGLES2Context context) = 0;
   virtual void* GetContextSupport(MojoGLES2Context context) = 0;
   virtual GLES2Interface* GetGLES2InterfaceForCurrentContext() = 0;
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_GLES2_GLES2_PRIVATE_H_