gpu: Refactor GpuMemoryBuffer framework for multi-process support.

android_webview/browser/gpu_memory_buffer_factory_impl.h

+// Copyright 2013 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 ANDROID_WEBVIEW_BROWSER_GPU_MEMORY_BUFFER_FACTORY_IMPL_H_
+#define ANDROID_WEBVIEW_BROWSER_GPU_MEMORY_BUFFER_FACTORY_IMPL_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "gpu/command_buffer/client/gpu_memory_buffer_factory.h"
+
+struct AwDrawGLFunctionTable;
+
+namespace android_webview {
+
+class GpuMemoryBufferFactoryImpl : public gpu::GpuMemoryBufferFactory {
+ public:
+  GpuMemoryBufferFactoryImpl();
+  virtual ~GpuMemoryBufferFactoryImpl();
+
+  static void SetAwDrawGLFunctionTable(AwDrawGLFunctionTable* table);
+
+  // Overridden from gpu::GpuMemoryBufferFactory:
+  virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(
+      size_t width,
+      size_t height,
+      unsigned internalformat) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferFactoryImpl);
+};
+
+}  // namespace android_webview
+
+#endif  // ANDROID_WEBVIEW_BROWSER_GPU_MEMORY_BUFFER_FACTORY_IMPL_H_