Remove RequestAnimationFrame from mojo, add delayed tasks to RunLoop

mojo/public/gles2/gles2_private.cc

Index: mojo/public/gles2/gles2_private.cc
diff --git a/mojo/public/gles2/gles2_private.cc b/mojo/public/gles2/gles2_private.cc
index 52b47d36c3f9b0f021b9bbd1fe0e457815b13f0e..c82e9deede9fef3236acb3c0794b93673a063964 100644
--- a/mojo/public/gles2/gles2_private.cc
+++ b/mojo/public/gles2/gles2_private.cc
@@ -28,11 +28,9 @@ void MojoGLES2Terminate() {
 MojoGLES2Context MojoGLES2CreateContext(
     MojoHandle handle,
     MojoGLES2ContextLost lost_callback,
-    MojoGLES2DrawAnimationFrame animation_callback,
     void* closure) {
   return g_gles2_support->CreateContext(mojo::MessagePipeHandle(handle),
                                         lost_callback,
-                                        animation_callback,
                                         closure);
 }
 
@@ -51,16 +49,6 @@ void MojoGLES2SwapBuffers() {
   return g_gles2_support->SwapBuffers();
 }
 
-void MojoGLES2RequestAnimationFrames(MojoGLES2Context context) {
-  assert(g_gles2_support);
-  return g_gles2_support->RequestAnimationFrames(context);
-}
-
-void MojoGLES2CancelAnimationFrames(MojoGLES2Context context) {
-  assert(g_gles2_support);
-  return g_gles2_support->CancelAnimationFrames(context);
-}
-
 void* MojoGLES2GetGLES2Interface(MojoGLES2Context context) {
   assert(g_gles2_support);
   return g_gles2_support->GetGLES2Interface(context);