Revert 245131 "Add the UI compositor to the Mac build", which caused Mac ASan redness

trunk/src/content/browser/compositor/gpu_browser_compositor_output_surface.cc

Index: trunk/src/content/browser/compositor/gpu_browser_compositor_output_surface.cc
===================================================================
--- trunk/src/content/browser/compositor/gpu_browser_compositor_output_surface.cc	(revision 245194)
+++ trunk/src/content/browser/compositor/gpu_browser_compositor_output_surface.cc	(working copy)
@@ -1,51 +0,0 @@
-// 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 "content/browser/compositor/gpu_browser_compositor_output_surface.h"
-
-#include "cc/output/compositor_frame.h"
-#include "content/browser/compositor/reflector_impl.h"
-#include "content/common/gpu/client/context_provider_command_buffer.h"
-#include "gpu/command_buffer/client/gles2_interface.h"
-
-namespace content {
-
-GpuBrowserCompositorOutputSurface::GpuBrowserCompositorOutputSurface(
-    const scoped_refptr<ContextProviderCommandBuffer>& context,
-    int surface_id,
-    IDMap<BrowserCompositorOutputSurface>* output_surface_map,
-    base::MessageLoopProxy* compositor_message_loop,
-    base::WeakPtr<ui::Compositor> compositor)
-    : BrowserCompositorOutputSurface(context,
-                                     surface_id,
-                                     output_surface_map,
-                                     compositor_message_loop,
-                                     compositor) {}
-
-GpuBrowserCompositorOutputSurface::~GpuBrowserCompositorOutputSurface() {}
-
-void GpuBrowserCompositorOutputSurface::SwapBuffers(
-    cc::CompositorFrame* frame) {
-  DCHECK(frame->gl_frame_data);
-
-  ContextProviderCommandBuffer* provider_command_buffer =
-      static_cast<ContextProviderCommandBuffer*>(context_provider_.get());
-  CommandBufferProxyImpl* command_buffer_proxy =
-      provider_command_buffer->GetCommandBufferProxy();
-  DCHECK(command_buffer_proxy);
-  context_provider_->ContextGL()->ShallowFlushCHROMIUM();
-  command_buffer_proxy->SetLatencyInfo(frame->metadata.latency_info);
-
-  if (reflector_.get()) {
-    if (frame->gl_frame_data->sub_buffer_rect ==
-        gfx::Rect(frame->gl_frame_data->size))
-      reflector_->OnSwapBuffers();
-    else
-      reflector_->OnPostSubBuffer(frame->gl_frame_data->sub_buffer_rect);
-  }
-
-  OutputSurface::SwapBuffers(frame);
-}
-
-}  // namespace content