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

gpu/command_buffer/service/texture_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/texture_manager.h"
 #include "base/bits.h"
 #include "base/strings/stringprintf.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/service/error_state.h"
 #include "gpu/command_buffer/service/feature_info.h"
@@ skipping 1083 matching lines @@
       this, client_id, service_id));
   std::pair<TextureMap::iterator, bool> result =
       textures_.insert(std::make_pair(client_id, ref));
   DCHECK(result.second);
   return ref.get();
 }
 
 TextureRef* TextureManager::GetTexture(
     GLuint client_id) const {
   TextureMap::const_iterator it = textures_.find(client_id);
-  return it != textures_.end() ? it->second : NULL;
+  return it != textures_.end() ? it->second.get() : NULL;
 }
 
 void TextureManager::RemoveTexture(GLuint client_id) {
   TextureMap::iterator it = textures_.find(client_id);
   if (it != textures_.end()) {
     it->second->reset_client_id();
     textures_.erase(it);
   }
 }
 
@@ skipping 100 matching lines @@
 }
 
 void TextureManager::IncFramebufferStateChangeCount() {
   if (framebuffer_manager_)
     framebuffer_manager_->IncFramebufferStateChangeCount();
 
 }
 
 }  // namespace gles2
 }  // namespace gpu