ui::ContextFactory should not create SurfaceIdAllocators

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 43 matching lines @@
                                                  ui::Layer* target) override;
   void RemoveReflector(ui::Reflector* reflector) override;
   void RemoveCompositor(ui::Compositor* compositor) override;
   scoped_refptr<cc::ContextProvider> SharedMainThreadContextProvider() override;
   bool DoesCreateTestContexts() override;
   uint32_t GetImageTextureTarget(gfx::BufferFormat format,
                                  gfx::BufferUsage usage) override;
   cc::SharedBitmapManager* GetSharedBitmapManager() override;
   gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() override;
   cc::TaskGraphRunner* GetTaskGraphRunner() override;
-  std::unique_ptr<cc::SurfaceIdAllocator> CreateSurfaceIdAllocator() override;
+  uint32_t AllocateSurfaceClientId() override;
   void ResizeDisplay(ui::Compositor* compositor,
                      const gfx::Size& size) override;
   void SetDisplayColorSpace(ui::Compositor* compositor,
                             const gfx::ColorSpace& color_space) override;
   void SetAuthoritativeVSyncInterval(ui::Compositor* compositor,
                                      base::TimeDelta interval) override;
   void SetOutputIsSecure(ui::Compositor* compositor, bool secure) override;
   void AddObserver(ui::ContextFactoryObserver* observer) override;
   void RemoveObserver(ui::ContextFactoryObserver* observer) override;
 
@@ skipping 40 matching lines @@
   std::unique_ptr<OutputDeviceBacking> software_backing_;
 #endif
   base::WeakPtrFactory<GpuProcessTransportFactory> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessTransportFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_