Update gpu/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

gpu/command_buffer/service/buffer_manager.cc

 // 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.
 
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include <limits>
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/service/error_state.h"
@@ skipping 38 matching lines @@
 
 Buffer* BufferManager::GetBuffer(
     GLuint client_id) {
   BufferMap::iterator it = buffers_.find(client_id);
   return it != buffers_.end() ? it->second : NULL;
 }
 
 void BufferManager::RemoveBuffer(GLuint client_id) {
   BufferMap::iterator it = buffers_.find(client_id);
   if (it != buffers_.end()) {
-    Buffer* buffer = it->second;
+    Buffer* buffer = it->second.get();
     buffer->MarkAsDeleted();
     buffers_.erase(it);
   }
 }
 
 void BufferManager::StartTracking(Buffer* /* buffer */) {
   ++buffer_count_;
 }
 
 void BufferManager::StopTracking(Buffer* buffer) {
@@ skipping 236 matching lines @@
   if (buffer->target() == 0) {
     buffer->set_target(target);
   }
   return true;
 }
 
 }  // namespace gles2
 }  // namespace gpu