Compile fix for gcc 4.6 (unused variable).

BUG=none


Review URL: http://codereview.chromium.org/8922016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@114129 0039d316-1c4b-4281-b951-d872f2087c98

content/renderer/media/audio_renderer_impl.cc

@@ -203,8 +203,6 @@ void AudioRendererImpl::Render(const std::vector<float*>& audio_data,
   }
 
   // Adjust the playback delay.
-  base::Time current_time = base::Time::Now();
-
   base::TimeDelta request_delay =
       base::TimeDelta::FromMilliseconds(audio_delay_milliseconds);