Update language to comply with Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for
reference.

Bug: 162536543
Test: Treehugger
Change-Id: I6dac60aac172a8fccf4b5671107b41c5c84ccd76
Merged-In: I6dac60aac172a8fccf4b5671107b41c5c84ccd76