Merge "lvm benchmark : Initial version" am: 14e7894359 am: 60924e19d9 am: 4c641bfafa am: 35923822bb

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1475738

Change-Id: I2154990b24c395cf25049b0e81ef3397767564c9