Remove RequestAnimationFrame from mojo, add delayed tasks to RunLoop

mojo/gles2/command_buffer_client_impl.cc

Index: mojo/gles2/command_buffer_client_impl.cc
diff --git a/mojo/gles2/command_buffer_client_impl.cc b/mojo/gles2/command_buffer_client_impl.cc
index cc6b9d020346bf204fdd31c0dee1c20f2b1a5755..84c67ab3be5251f3bad286a37a8c56d92d3c3f94 100644
--- a/mojo/gles2/command_buffer_client_impl.cc
+++ b/mojo/gles2/command_buffer_client_impl.cc
@@ -44,7 +44,6 @@ bool CreateMapAndDupSharedBuffer(size_t size,
 CommandBufferDelegate::~CommandBufferDelegate() {}
 
 void CommandBufferDelegate::ContextLost() {}
-void CommandBufferDelegate::DrawAnimationFrame() {}
 
 class CommandBufferClientImpl::SyncClientImpl
     : public InterfaceImpl<CommandBufferSyncClient> {
@@ -252,14 +251,6 @@ uint32 CommandBufferClientImpl::CreateStreamTexture(uint32 texture_id) {
   return 0;
 }
 
-void CommandBufferClientImpl::RequestAnimationFrames() {
-  command_buffer_->RequestAnimationFrames();
-}
-
-void CommandBufferClientImpl::CancelAnimationFrames() {
-  command_buffer_->CancelAnimationFrames();
-}
-
 void CommandBufferClientImpl::DidDestroy() {
   LostContext(gpu::error::kUnknown);
 }
@@ -271,10 +262,6 @@ void CommandBufferClientImpl::LostContext(int32_t lost_reason) {
   delegate_->ContextLost();
 }
 
-void CommandBufferClientImpl::DrawAnimationFrame() {
-  delegate_->DrawAnimationFrame();
-}
-
 void CommandBufferClientImpl::OnConnectionError() {
   LostContext(gpu::error::kUnknown);
 }