Add the necessary plumbing mechanisms to ensure proper WebGL support inside the <browser> tag, whic…

content/renderer/pepper/pepper_platform_context_3d_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 CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CONTEXT_3D_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CONTEXT_3D_IMPL_H_
 #pragma once
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 17 matching lines @@
 
 class PepperParentContextProvider;
 
 class PlatformContext3DImpl
     : public webkit::ppapi::PluginDelegate::PlatformContext3D {
  public:
   explicit PlatformContext3DImpl(
       PepperParentContextProvider* parent_context_provider);
   virtual ~PlatformContext3DImpl();
 
-  virtual bool Init(const int32* attrib_list) OVERRIDE;
+  virtual bool Init(const int32* attrib_list,
+                    PlatformContext3D* share_context) OVERRIDE;
   virtual unsigned GetBackingTextureId() OVERRIDE;
   virtual bool IsOpaque() OVERRIDE;
   virtual gpu::CommandBuffer* GetCommandBuffer() OVERRIDE;
   virtual int GetCommandBufferRouteId() OVERRIDE;
   virtual void SetContextLostCallback(const base::Closure& callback) OVERRIDE;
   virtual void SetOnConsoleMessageCallback(
       const ConsoleMessageCallback& callback) OVERRIDE;
   virtual bool Echo(const base::Closure& task) OVERRIDE;
 
  private:
@@ skipping 11 matching lines @@
   base::Closure context_lost_callback_;
   ConsoleMessageCallback console_message_callback_;
   base::WeakPtrFactory<PlatformContext3DImpl> weak_ptr_factory_;
 };
 
 }  // namespace content
 
 #endif  // ENABLE_GPU
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CONTEXT_3D_IMPL_H_