Remove RequestAnimationFrame from mojo, add delayed tasks to RunLoop

mojo/gles2/gles2_support_impl.cc

Index: mojo/gles2/gles2_support_impl.cc
diff --git a/mojo/gles2/gles2_support_impl.cc b/mojo/gles2/gles2_support_impl.cc
index 7fd86081dc29ae8d84725a2f9bcfc1c9f71c79a5..99e8bb44dadebc0759dd37261f361e9465ec16cd 100644
--- a/mojo/gles2/gles2_support_impl.cc
+++ b/mojo/gles2/gles2_support_impl.cc
@@ -61,13 +61,11 @@ void GLES2SupportImpl::Terminate() {
 MojoGLES2Context GLES2SupportImpl::CreateContext(
     MessagePipeHandle handle,
     MojoGLES2ContextLost lost_callback,
-    MojoGLES2DrawAnimationFrame animation_callback,
     void* closure) {
   ScopedMessagePipeHandle scoped_handle(handle);
   scoped_ptr<GLES2Context> client(new GLES2Context(async_waiter_,
                                                    scoped_handle.Pass(),
                                                    lost_callback,
-                                                   animation_callback,
                                                    closure));
   if (!client->Initialize())
     client.reset();
@@ -92,14 +90,6 @@ void GLES2SupportImpl::SwapBuffers() {
   g_gles2_interface.Get().gpu_interface()->SwapBuffers();
 }
 
-void GLES2SupportImpl::RequestAnimationFrames(MojoGLES2Context context) {
-  static_cast<GLES2Context*>(context)->RequestAnimationFrames();
-}
-
-void GLES2SupportImpl::CancelAnimationFrames(MojoGLES2Context context) {
-  static_cast<GLES2Context*>(context)->CancelAnimationFrames();
-}
-
 void* GLES2SupportImpl::GetGLES2Interface(MojoGLES2Context context) {
   return static_cast<GLES2Context*>(context)->interface();
 }