gpu: Refactor GpuMemoryBuffer framework for multi-process support.

ui/gl/gl_image_shm.h

 // Copyright (c) 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 UI_GL_GL_IMAGE_EGL_H_
-#define UI_GL_GL_IMAGE_EGL_H_
+#ifndef UI_GL_GL_IMAGE_SHM_H_
+#define UI_GL_GL_IMAGE_SHM_H_
 
-#include "ui/gl/gl_bindings.h"  // for EGLImageKHR
 #include "ui/gl/gl_image.h"
 
+#include "base/memory/scoped_ptr.h"
+
 namespace gfx {
 
-class GL_EXPORT GLImageEGL : public GLImage {
+class GL_EXPORT GLImageShm : public GLImage {
  public:
-  explicit GLImageEGL(gfx::Size size);
+  explicit GLImageShm(gfx::Size size);
 
   bool Initialize(gfx::GpuMemoryBufferHandle buffer);
 
-  // Implement GLImage.
+  // Overridden from GLImage:
   virtual void Destroy() OVERRIDE;
   virtual gfx::Size GetSize() OVERRIDE;
   virtual bool BindTexImage() OVERRIDE;
   virtual void ReleaseTexImage() OVERRIDE;
 
  protected:
-  virtual ~GLImageEGL();
+  virtual ~GLImageShm();
 
  private:
-  EGLImageKHR egl_image_;
+  scoped_ptr<base::SharedMemory> shared_memory_;
   gfx::Size size_;
 
-  DISALLOW_COPY_AND_ASSIGN(GLImageEGL);
+  DISALLOW_COPY_AND_ASSIGN(GLImageShm);
 };
 
 }  // namespace gfx
 
-#endif  // UI_GL_GL_IMAGE_EGL_H_
+#endif  // UI_GL_GL_IMAGE_SHM_H_