am ef1d1793: am c0614c44: am b6efefb4: am 337d3e32: am 7d849491: Doc change: fix typos.

# Via Android Git Automerger (4) and Dirk Dougherty (1)
* commit 'ef1d17938e9ae3cd02c4b72b331d3892f369138a':
  Doc change: fix typos.