TestContentLayer   32 cc/trees/occlusion_tracker_unittest.cc   TestContentLayer() : Layer(), override_opaque_contents_rect_(false) {
TestContentLayer  113 cc/trees/occlusion_tracker_unittest.cc   typedef TestContentLayer ContentLayerType;
TestContentLayer  317 cc/trees/occlusion_tracker_unittest.cc   void CalcDrawEtc(TestContentLayer* root) {