Make Mac swap code like other platforms

content/browser/compositor/gpu_process_transport_factory.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 "content/browser/compositor/gpu_process_transport_factory.h"
 
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 636 matching lines @@
     ImageTransportFactoryObserver* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void GpuProcessTransportFactory::RemoveObserver(
     ImageTransportFactoryObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 #if defined(OS_MACOSX)
-void GpuProcessTransportFactory::OnGpuSwapBuffersCompleted(
-    gpu::SurfaceHandle surface_handle,
-    const std::vector<ui::LatencyInfo>& latency_info,
-    gfx::SwapResult result) {
-  BrowserCompositorOutputSurface* surface = output_surface_map_.Lookup(
-      surface_handle);
-  if (surface)
-    surface->OnGpuSwapBuffersCompleted(latency_info, result);
-}
-
 void GpuProcessTransportFactory::SetCompositorSuspendedForRecycle(
     ui::Compositor* compositor,
     bool suspended) {
   PerCompositorDataMap::iterator it = per_compositor_data_.find(compositor);
   if (it == per_compositor_data_.end())
     return;
   PerCompositorData* data = it->second;
   DCHECK(data);
   if (data->surface)
     data->surface->SetSurfaceSuspendedForRecycle(suspended);
@@ skipping 104 matching lines @@
       shared_vulkan_context_provider_ =
           cc::VulkanInProcessContextProvider::Create();
     }
 
     shared_vulkan_context_provider_initialized_ = true;
   }
   return shared_vulkan_context_provider_;
 }
 
 }  // namespace content