am 768a899f: am b5960898: am 9562863c: doc: Updated branding guidelines per request from @deniseamling.

* commit '768a899f214dd2fcf4bf3857549fee81b22debc4':
  doc: Updated branding guidelines per request from @deniseamling.
  Noted that OnSharedPreferenceChangeListener does not store a strong reference to the listener.