Change CHROMIUM_image declarations to support multi planar input.

content/browser/compositor/buffer_queue.cc

 // Copyright 2014 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.
 
 #include "content/browser/compositor/buffer_queue.h"
 
 #include "content/browser/compositor/image_transport_factory.h"
 #include "content/browser/gpu/browser_gpu_memory_buffer_manager.h"
 #include "content/common/gpu/client/context_provider_command_buffer.h"
 #include "content/common/gpu/client/gl_helper.h"
@@ skipping 160 matching lines @@
       gpu_memory_buffer_manager_->AllocateGpuMemoryBufferForScanout(
           size_, gpu::ImageFactory::ImageFormatToGpuMemoryBufferFormat(
                      internalformat_),
           surface_id_));
   if (!buffer) {
     gl->DeleteTextures(1, &texture);
     DLOG(ERROR) << "Failed to allocate GPU memory buffer";
     return AllocatedSurface();
   }
 
+  const ClientBuffer& client_buffer = buffer->AsClientBuffer();
   unsigned int id = gl->CreateImageCHROMIUM(
-      buffer->AsClientBuffer(), size_.width(), size_.height(), internalformat_);
+      const_cast<const ClientBuffer* const>(&client_buffer), size_.width(),
+      size_.height(), internalformat_);
 
   if (!id) {
     LOG(ERROR) << "Failed to allocate backing image surface";
     gl->DeleteTextures(1, &texture);
     return AllocatedSurface();
   }
   allocated_count_++;
   gl->BindTexture(GL_TEXTURE_2D, texture);
   gl->BindTexImage2DCHROMIUM(GL_TEXTURE_2D, id);
   return AllocatedSurface(texture, id, gfx::Rect(size_));
 }
 
 }  // namespace content