A couple of updates for Android's inclusive language guidance

Based on:
  https://source.android.com/setup/contribute/respectful-code

Bug: 161896447
Bug: 161850439
Bug: 161336379
Test: Comment updates, no tests.
Change-Id: I535b0e10b0c4cdb712c17d1fda91461018d5c8f2
2 files changed