Merge "Use static_assert directly." am: b219f6ed05 am: a271dfa663 am: e06371e73c am: 26cea48af8

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1402757

Change-Id: I641b54ebe1f1e29e12b6d3687c83faf6c6a1e9c8