Revert "Compositor bindings for mojo html_viewer"

mojo/services/html_viewer/blink_platform_impl.cc

 // 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.
 
 #include "mojo/services/html_viewer/blink_platform_impl.h"
 
 #include <cmath>
 
 #include "base/rand_util.h"
 #include "base/stl_util.h"
@@ skipping 119 matching lines @@
 
 void BlinkPlatformImpl::stopSharedTimer() {
   shared_timer_.Stop();
 }
 
 void BlinkPlatformImpl::callOnMainThread(
     void (*func)(void*), void* context) {
   main_loop_->PostTask(FROM_HERE, base::Bind(func, context));
 }
 
-bool BlinkPlatformImpl::isThreadedCompositingEnabled() {
-  return true;
-}
-
-blink::WebCompositorSupport* BlinkPlatformImpl::compositorSupport() {
-  return &compositor_support_;
-}
-
 blink::WebScrollbarBehavior* BlinkPlatformImpl::scrollbarBehavior() {
   return &scrollbar_behavior_;
 }
 
 const unsigned char* BlinkPlatformImpl::getTraceCategoryEnabledFlag(
     const char* category_name) {
   static const unsigned char buf[] = "*";
   return buf;
 }
 
@@ skipping 70 matching lines @@
 }
 
 // static
 void BlinkPlatformImpl::DestroyCurrentThread(void* thread) {
   WebThreadImplForMessageLoop* impl =
       static_cast<WebThreadImplForMessageLoop*>(thread);
   delete impl;
 }
 
 }  // namespace mojo