Change the keys in the Language and Input screen for the
gesture and tts-output settings so they can be disabled
in search. Then change the preference controllers to take
a key as input to avoid crashes on the other screens with
these settings.
Test: make RunSettingsRoboTests
Bug: 33701673
Change-Id: Ifeb2a2d34a3efded3f0a9ba02ac76fd6f8ffd087
Merged-In: I8bc0776131fcac5a6edf7e8271bc53252c2fc719
To suppress things from search, we usually use preferencecontroller to
control individual items. But a page can sometimes to disabled
entirely. Now it can set isPageSearchEnabled to false to achieve that.
Change-Id: I39424b7fdc6460e27fd7c83cf09b5ace12d1cc37
Fix: 36201167
Test: make RunSettingsRoboTests