- Changed the PrivacySettings to DashboardFragment. - Added the new five related PreferenceControllers and related codes - Modified the privacy_settings.xml - Removed the PrivacySettingsTest test by design changed - Moved the PrivacySettings.java from root directory to backup Test: manual Test: make RunSettingsRoboTests Change-Id: Ic88e2e58a11d024d2394f75c3db5b46fe2d86dba