gpu: Refactor GpuMemoryBuffer framework for multi-process support.

gpu/command_buffer/client/gl_in_process_context.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_CLIENT_GL_IN_PROCESS_CONTEXT_H_
 #define GPU_COMMAND_BUFFER_CLIENT_GL_IN_PROCESS_CONTEXT_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "gles2_impl_export.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gl/gpu_preference.h"
 
 namespace gfx {
 class Size;
 }
 
 namespace gpu {
 
 namespace gles2 {
 class GLES2Implementation;
 }
 
-class GpuMemoryBuffer;
+class GpuMemoryBufferFactory;
 
 class GLES2_IMPL_EXPORT GLInProcessContext {
  public:
   virtual ~GLInProcessContext() {}
 
-  typedef scoped_ptr< ::gpu::GpuMemoryBuffer> GpuMemoryBufferCreator(
-      int width, int height);
-  static void SetGpuMemoryBufferCreator(GpuMemoryBufferCreator* creator);
+  // Must be called before any GLInProcessContext instances are created.
+  static void SetGpuMemoryBufferFactory(GpuMemoryBufferFactory* factory);
 
   // Must be called before any GLInProcessContext instances are created.
   // Default value is false.
   static void EnableVirtualizedContext();
 
   // GLInProcessContext configuration attributes. These are the same as used by
   // EGL. Attributes are matched using a closest fit algorithm.
   enum Attribute {
     ALPHA_SIZE     = 0x3021,
     BLUE_SIZE      = 0x3022,
@@ skipping 25 matching lines @@
   virtual void SignalQuery(unsigned query, const base::Closure& callback) = 0;
 
   // Allows direct access to the GLES2 implementation so a GLInProcessContext
   // can be used without making it current.
   virtual gles2::GLES2Implementation* GetImplementation() = 0;
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GL_IN_PROCESS_CONTEXT_H_