Revert of Decouple browser-specific GPU IPC messages from GPU service IPCs

content/common/gpu/accelerated_surface_buffers_swapped_params_mac.h

-// Copyright 2016 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.
-
-#ifndef CONTENT_COMMON_GPU_ACCELERATED_SURFACE_BUFFERS_SWAPPED_PARAMS_MAC_H_
-#define CONTENT_COMMON_GPU_ACCELERATED_SURFACE_BUFFERS_SWAPPED_PARAMS_MAC_H_
-
-#include "ui/base/cocoa/remote_layer_api.h"
-#include "ui/events/latency_info.h"
-#include "ui/gfx/mac/io_surface.h"
-
-namespace content {
-
-struct AcceleratedSurfaceBuffersSwappedParams {
-  AcceleratedSurfaceBuffersSwappedParams();
-  ~AcceleratedSurfaceBuffersSwappedParams();
-
-  int32_t surface_id;
-  CAContextID ca_context_id;
-  gfx::ScopedRefCountedIOSurfaceMachPort io_surface;
-  gfx::Size size;
-  float scale_factor;
-  std::vector<ui::LatencyInfo> latency_info;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_COMMON_GPU_ACCELERATED_SURFACE_BUFFERS_SWAPPED_PARAMS_MAC_H_