Define new meta-data option for development tiles that can be used to
specify a sysprop flag.
If this meta-data is present, the value will be used as the flag name
that has to be enabled for the preference to show up.
Bug: 248363970
Test: atest SettingsRoboTests:DevelopmentTilePreferenceControllerTest
Change-Id: I66d56777a6290d7fee739492bd2871f637791d75
Having consistent import order will reduce chance of merge
conflict between internal and external master
Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b
Bug: 73496681
Test: make RunSettingsRoboTests ROBOTEST_FILTER=DevelopmentTilePreferenceControllerTest
Test: flash device and manually test by enabling dev options
Change-Id: Ib7f53128c79de9550d4f68274312e731c01ebd4f
- The tile activity is internal to Settings and nobody should launch it
externally, thus it doesn't need to have its own activity. Preference
framework can launch the fragment as a SubSetting
Fixes: 67603649
Test: robotests
Change-Id: I9ba2fc55eb7f571f816ec045567f2dd2714c44e8
