Fix Mac resize, delete more Mac code

content/browser/compositor/gpu_process_transport_factory.h

 // 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.
 
 #ifndef CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_
 #define CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 58 matching lines @@
 
   // ImageTransportFactory implementation.
   ui::ContextFactory* GetContextFactory() override;
   cc::SurfaceManager* GetSurfaceManager() override;
   display_compositor::GLHelper* GetGLHelper() override;
   void AddObserver(ImageTransportFactoryObserver* observer) override;
   void RemoveObserver(ImageTransportFactoryObserver* observer) override;
 #if defined(OS_MACOSX)
   void SetCompositorSuspendedForRecycle(ui::Compositor* compositor,
                                         bool suspended) override;
-  bool SurfaceShouldNotShowFramesAfterSuspendForRecycle(
-      gpu::SurfaceHandle surface_handle) const override;
 #endif
 
  private:
   struct PerCompositorData;
 
   PerCompositorData* CreatePerCompositorData(ui::Compositor* compositor);
   std::unique_ptr<cc::SoftwareOutputDevice> CreateSoftwareOutputDevice(
       ui::Compositor* compositor);
   void EstablishedGpuChannel(base::WeakPtr<ui::Compositor> compositor,
                              bool create_gpu_output_surface,
@@ skipping 15 matching lines @@
   std::unique_ptr<cc::SingleThreadTaskGraphRunner> task_graph_runner_;
   scoped_refptr<ContextProviderCommandBuffer> shared_worker_context_provider_;
 
   bool shared_vulkan_context_provider_initialized_ = false;
   scoped_refptr<cc::VulkanInProcessContextProvider>
       shared_vulkan_context_provider_;
 
 #if defined(OS_WIN)
   std::unique_ptr<OutputDeviceBacking> software_backing_;
 #endif
-
-#if defined(OS_MACOSX)
-  // The contents of this map and its methods may only be used on the compositor
-  // thread. This is used on Mac to lookup the output surface based on the
-  // surface_handle, in response to the
-  // GpuHostMsg_AcceleratedSurfaceBuffersSwapped message.
-  IDMap<BrowserCompositorOutputSurface> output_surface_map_;
-#endif
-
   base::WeakPtrFactory<GpuProcessTransportFactory> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessTransportFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_