Remove implicit conversions from scoped_refptr to T* in content/renderer/pepper/

content/renderer/pepper/ppb_graphics_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_PPB_GRAPHICS_3D_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 
 #include "base/memory/weak_ptr.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "ppapi/shared_impl/ppb_graphics_3d_shared.h"
@@ skipping 39 matching lines @@
   void ViewInitiatedPaint();
   void ViewFlushedPaint();
 
   void GetBackingMailbox(gpu::Mailbox* mailbox, uint32* sync_point) {
     *mailbox = mailbox_;
     *sync_point = sync_point_;
   }
 
   int GetCommandBufferRouteId();
 
-  GpuChannelHost* channel() { return channel_; }
+  GpuChannelHost* channel() { return channel_.get(); }
 
  protected:
   virtual ~PPB_Graphics3D_Impl();
   // ppapi::PPB_Graphics3D_Shared overrides.
   virtual gpu::CommandBuffer* GetCommandBuffer() OVERRIDE;
   virtual gpu::GpuControl* GetGpuControl() OVERRIDE;
   virtual int32 DoSwapBuffers() OVERRIDE;
 
  private:
   explicit PPB_Graphics3D_Impl(PP_Instance instance);
@@ skipping 20 matching lines @@
   CommandBufferProxyImpl* command_buffer_;
 
   base::WeakPtrFactory<PPB_Graphics3D_Impl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Impl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_