818         sp<GraphicBuffer> backBuffer(GraphicBuffer::getSelf(out));  in lock()  local
819         const Rect bounds(backBuffer->width, backBuffer->height);  in lock()
832                 backBuffer->width  == frontBuffer->width &&  in lock()
833                 backBuffer->height == frontBuffer->height &&  in lock()
834                 backBuffer->format == frontBuffer->format);  in lock()
840                 copyBlt(backBuffer, frontBuffer, copyback);  in lock()
855             int backBufferSlot(getSlotFromBufferLocked(backBuffer.get()));  in lock()
869         status_t res = backBuffer->lockAsync(  in lock()
874                 backBuffer->handle);  in lock()
879             mLockedBuffer = backBuffer;  in lock()
880             outBuffer->width  = backBuffer->width;  in lock()
881             outBuffer->height = backBuffer->height;  in lock()
882             outBuffer->stride = backBuffer->stride;  in lock()
883             outBuffer->format = backBuffer->format;  in lock()