Merge "Include what you use: <cutils/bitops.h> for popcount" am: a4d629d311 am: e9458106aa am: 7997351bc4 am: 13738ffa12

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1354145

Change-Id: Ia52293bc36c6336213bb3d0e43bbf6612a60e888