GPU context creation code duplication cleanup

webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.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 WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_
 #define WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/client/gl_in_process_context.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "ui/gfx/native_widget_types.h"
 #include "webkit/common/gpu/webgraphicscontext3d_impl.h"
 #include "webkit/common/gpu/webkit_gpu_export.h"
 
 namespace gpu {
 class ContextSupport;
 
 namespace gles2 {
 class GLES2Interface;
 class GLES2Implementation;
+class ContextCreationAttribHelper;
 }
 }
 
 namespace gpu {
 class GLInProcessContext;
-struct GLInProcessContextAttribs;
 }
 
 namespace webkit {
 namespace gpu {
 
 class WEBKIT_GPU_EXPORT WebGraphicsContext3DInProcessCommandBufferImpl
     : public WebGraphicsContext3DImpl {
  public:
   static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
       CreateViewContext(
           const blink::WebGraphicsContext3D::Attributes& attributes,
           bool lose_context_when_out_of_memory,
           gfx::AcceleratedWidget window);
 
   static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
       CreateOffscreenContext(
           const blink::WebGraphicsContext3D::Attributes& attributes,
           bool lose_context_when_out_of_memory);
 
   static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
       WrapContext(
           scoped_ptr< ::gpu::GLInProcessContext> context,
           const blink::WebGraphicsContext3D::Attributes& attributes);
 
   virtual ~WebGraphicsContext3DInProcessCommandBufferImpl();
 
-  // Convert WebGL context creation attributes into GLInProcessContext / EGL
-  // size requests.
-  static void ConvertAttributes(
-      const blink::WebGraphicsContext3D::Attributes& attributes,
-      ::gpu::GLInProcessContextAttribs* output_attribs);
-
   //----------------------------------------------------------------------
   // WebGraphicsContext3D methods
   virtual bool makeContextCurrent();
 
   virtual bool isContextLost();
 
   virtual WGC3Denum getGraphicsResetStatusARB();
 
   ::gpu::ContextSupport* GetContextSupport();
 
@@ skipping 10 matching lines @@
       gfx::AcceleratedWidget window);
 
   void OnContextLost();
 
   bool MaybeInitializeGL();
 
   // Used to try to find bugs in code that calls gl directly through the gl api
   // instead of going through WebGraphicsContext3D.
   void ClearContext();
 
-  ::gpu::GLInProcessContextAttribs attribs_;
+  ::gpu::gles2::ContextCreationAttribHelper attribs_;
   bool share_resources_;
   bool webgl_context_;
 
   bool is_offscreen_;
   // Only used when not offscreen.
   gfx::AcceleratedWidget window_;
 
   // The context we use for OpenGL rendering.
   scoped_ptr< ::gpu::GLInProcessContext> context_;
   // The GLES2Implementation we use for OpenGL rendering.
   ::gpu::gles2::GLES2Implementation* real_gl_;
 };
 
 }  // namespace gpu
 }  // namespace webkit
 
 #endif  // WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_