Add GpuMemoryBuffer support for DXGI handles.

gpu/ipc/service/gpu_memory_buffer_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 "gpu/ipc/service/gpu_memory_buffer_factory.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "build/build_config.h"
 
 #if defined(OS_MACOSX)
 #include "gpu/ipc/service/gpu_memory_buffer_factory_io_surface.h"
 #endif
 
 #if defined(OS_LINUX)
 #include "gpu/ipc/service/gpu_memory_buffer_factory_native_pixmap.h"
 #endif
 
+#if defined(OS_WIN)
+#include "gpu/ipc/service/gpu_memory_buffer_factory_win.h"
+#endif
+
 namespace gpu {
 
 // static
 std::unique_ptr<GpuMemoryBufferFactory>
 GpuMemoryBufferFactory::CreateNativeType() {
 #if defined(OS_MACOSX)
   return base::WrapUnique(new GpuMemoryBufferFactoryIOSurface);
 #endif
 #if defined(OS_LINUX)
   return base::WrapUnique(new GpuMemoryBufferFactoryNativePixmap);
 #endif
+#if defined(OS_WIN)
+  return base::WrapUnique(new GpuMemoryBufferFactoryWin);
+#else
   return nullptr;
+#endif
 }
 
 }  // namespace gpu