Added settings UI for camera lift trigger gesture

Bug: 37154489
Test: manual + make RunSettingsRoboTests

- Added preference fragment for camera lift gesture
- Added activity alias for camera lift gesture setting
- Added resources + overlays for camera lift gesture setting
- Added config flag for limiting camera lift gesture setting for Pixel
- Added Robolectric tests for camera lift gesture settings classes

Change-Id: Ie4846cb1ea6b5279a19f20cb0299426f0d5cbb71

src/com/android/settings/language/LanguageAndInputSettings.java

@@ -37,6 +37,7 @@ import com.android.settings.core.lifecycle.Lifecycle;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.dashboard.SummaryLoader;
 import com.android.settings.gestures.AssistGesturePreferenceController;
+import com.android.settings.gestures.CameraLiftTriggerPreferenceController;
 import com.android.settings.gestures.DoubleTapPowerPreferenceController;
 import com.android.settings.gestures.DoubleTapScreenPreferenceController;
 import com.android.settings.gestures.DoubleTwistPreferenceController;
@@ -56,6 +57,8 @@ public class LanguageAndInputSettings extends DashboardFragment {
 
     private static final String TAG = "LangAndInputSettings";
 
+    private static final String KEY_CAMERA_LIFT_TRIGGER = "gesture_camera_lift_trigger_summary";
+
     private AmbientDisplayConfiguration mAmbientDisplayConfig;
 
     @Override
@@ -108,6 +111,8 @@ public class LanguageAndInputSettings extends DashboardFragment {
                 context, lifecycle, mAmbientDisplayConfig, UserHandle.myUserId()));
         controllers.add(new DoubleTapScreenPreferenceController(
                 context, lifecycle, mAmbientDisplayConfig, UserHandle.myUserId()));
+        controllers.add(new CameraLiftTriggerPreferenceController(context, lifecycle,
+                KEY_CAMERA_LIFT_TRIGGER));
         controllers.add(new DefaultAutofillPreferenceController(context));
         return controllers;
     }