Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

content/common/gpu/client/gpu_channel_host.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 "content/common/gpu/client/gpu_channel_host.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/message_loop.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 219 matching lines @@
 bool GpuChannelHost::CollectRenderingStatsForSurface(
     int surface_id, GpuRenderingStats* stats) {
   TRACE_EVENT0("gpu", "GpuChannelHost::CollectRenderingStats");
 
   return Send(new GpuChannelMsg_CollectRenderingStatsForSurface(surface_id,
                                                                 stats));
 }
 
 void GpuChannelHost::AddRoute(
     int route_id, base::WeakPtr<IPC::Listener> listener) {
-  DCHECK(MessageLoopProxy::current());
+  DCHECK(MessageLoopProxy::current().get());
 
   scoped_refptr<base::MessageLoopProxy> io_loop = factory_->GetIOLoopProxy();
   io_loop->PostTask(FROM_HERE,
                     base::Bind(&GpuChannelHost::MessageFilter::AddRoute,
                                channel_filter_.get(), route_id, listener,
                                MessageLoopProxy::current()));
 }
 
 void GpuChannelHost::RemoveRoute(int route_id) {
   scoped_refptr<base::MessageLoopProxy> io_loop = factory_->GetIOLoopProxy();
@@ skipping 141 matching lines @@
     const GpuListenerInfo& info = it->second;
     info.loop->PostTask(
         FROM_HERE,
         base::Bind(&IPC::Listener::OnChannelError, info.listener));
   }
 
   listeners_.clear();
 }
 
 }  // namespace content