Revert 124346 - Add basic threaded compositor test to gpu_feature_browsertest.cc

BUG=113159


Review URL: http://codereview.chromium.org/9509001

TBR=jbates@chromium.org
Review URL: https://chromiumcodereview.appspot.com/9561011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@124356 0039d316-1c4b-4281-b951-d872f2087c98
  virtual void SetUpCommandLine(CommandLine* command_line) {

  virtual void SetUpCommandLine(CommandLine* command_line) {
    GpuFeatureTest::SetUpCommandLine(command_line);
    command_line->AppendSwitch(switches::kEnableThreadedCompositing);
  }
