246     sp<ISurfaceComposer> composer = ComposerService::getComposerService();  in TEST_F()  local
249     composer->addRegionSamplingListener(sampleArea, mTopLayer->getHandle(), listener);  in TEST_F()
254     composer->removeRegionSamplingListener(listener);  in TEST_F()
260     sp<ISurfaceComposer> composer = ComposerService::getComposerService();  in TEST_F()  local
263     composer->addRegionSamplingListener(sampleArea, mTopLayer->getHandle(), listener);  in TEST_F()
275     composer->removeRegionSamplingListener(listener);  in TEST_F()
280     sp<ISurfaceComposer> composer = ComposerService::getComposerService();  in TEST_F()  local
283     composer->addRegionSamplingListener(greenSampleArea, mTopLayer->getHandle(), greenListener);  in TEST_F()
287     composer->addRegionSamplingListener(graySampleArea, mTopLayer->getHandle(), grayListener);  in TEST_F()
296     composer->removeRegionSamplingListener(greenListener);  in TEST_F()
297     composer->removeRegionSamplingListener(grayListener);  in TEST_F()