46     mMapperV4 = IMapperV4::getService();  in initializeLocked()
47     if (mMapperV4 != nullptr) {  in initializeLocked()
69     mMapperV4.clear();  in cleanup()
247     if (mMapperV4 != nullptr) {  in importBuffer()
248         return importBufferInternal<IMapperV4, MapperErrorV4>(mMapperV4, handle);  in importBuffer()
273     if (mMapperV4 != nullptr) {  in freeBuffer()
274         auto ret = mMapperV4->freeBuffer(const_cast<native_handle_t*>(handle));  in freeBuffer()
333     if (mMapperV4 == nullptr && mMapperV3 == nullptr && mMapperV2 == nullptr) {  in lock()
340     if (mMapperV4 != nullptr) {  in lock()
344         mMapperV4->lock(buffer, cpuUsage, accessRegionV4, acquireFenceHandle,  in lock()
392     if (mMapperV4 != nullptr) {  in lockYCbCr()
393         return lockYCbCrInternal<IMapperV4, MapperErrorV4>(mMapperV4, buf, cpuUsage, accessRegion);  in lockYCbCr()
421     if (mMapperV4 != nullptr) {  in getMonoPlanarStrideBytes()
422         std::vector<PlaneLayout> planeLayouts = getPlaneLayouts(mMapperV4, buf);  in getMonoPlanarStrideBytes()
438     if (mMapperV4 != nullptr) {  in unlock()
439         return unlockInternal<IMapperV4, MapperErrorV4>(mMapperV4, buf);  in unlock()