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

webkit/renderer/media/webmediaplayer_params.cc

 // Copyright 2013 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 "webkit/renderer/media/webmediaplayer_params.h"
 
 #include "media/base/audio_renderer_sink.h"
 #include "media/base/media_log.h"
 
 namespace webkit_media {
 
 WebMediaPlayerParams::WebMediaPlayerParams(
     const scoped_refptr<media::AudioRendererSink>& audio_renderer_sink,
     const scoped_refptr<media::GpuVideoDecoder::Factories>& gpu_factories,
     const scoped_refptr<media::MediaLog>& media_log)
     : audio_renderer_sink_(audio_renderer_sink),
       gpu_factories_(gpu_factories),
       media_log_(media_log) {
-  DCHECK(media_log_);
+  DCHECK(media_log_.get());
 }
 
 WebMediaPlayerParams::~WebMediaPlayerParams() {}
 
 }  // namespace webkit_media