[automerger skipped] GpuStats: refactor single stats pieces into a uniform way am: 65a1504e80 -s ours am: 2a5a4d9782 -s ours am: 112f2168be -s ours
am: 7f22facfe9 -s ours
am skip reason: change_id I2907065a55d03a6c1494737e6f0a77f6e94272eb with SHA1 bcba411794 is in history

Change-Id: Ibe33781d1be84ec0b7cd1e36c1fbefcf8fbda29f