Make some notification related slices public.

Only PreferenceControllers with isPublicSlice() set to true are exposed
to other apps. Others will be Settings only.

Bug: 141088937
Test: robotests
Change-Id: I6e7b9d45084ea9944143e606bfac56b2cae3e8a3

src/com/android/settings/notification/AlarmVolumePreferenceController.java

@@ -41,6 +41,11 @@ public class AlarmVolumePreferenceController extends VolumeSeekBarPreferenceCont
         return TextUtils.equals(getPreferenceKey(), "alarm_volume");
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public boolean useDynamicSliceSummary() {
         return true;

src/com/android/settings/notification/CallVolumePreferenceController.java

@@ -43,6 +43,11 @@ public class CallVolumePreferenceController extends VolumeSeekBarPreferenceContr
         return TextUtils.equals(getPreferenceKey(), "call_volume");
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public boolean useDynamicSliceSummary() {
         return true;

src/com/android/settings/notification/MediaVolumePreferenceController.java

@@ -42,6 +42,11 @@ public class MediaVolumePreferenceController extends VolumeSeekBarPreferenceCont
         return TextUtils.equals(getPreferenceKey(), KEY_MEDIA_VOLUME);
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public boolean useDynamicSliceSummary() {
         return true;

src/com/android/settings/notification/NotificationVolumePreferenceController.java

@@ -44,6 +44,11 @@ public class NotificationVolumePreferenceController extends
         return TextUtils.equals(getPreferenceKey(), KEY_NOTIFICATION_VOLUME);
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public String getPreferenceKey() {
         return KEY_NOTIFICATION_VOLUME;

src/com/android/settings/notification/RemoteVolumePreferenceController.java

@@ -196,6 +196,11 @@ public class RemoteVolumePreferenceController extends VolumeSeekBarPreferenceCon
         return TextUtils.equals(getPreferenceKey(), KEY_REMOTE_VOLUME);
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public boolean useDynamicSliceSummary() {
         return true;

src/com/android/settings/notification/RingVolumePreferenceController.java

@@ -95,6 +95,11 @@ public class RingVolumePreferenceController extends VolumeSeekBarPreferenceContr
         return TextUtils.equals(getPreferenceKey(), KEY_RING_VOLUME);
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public boolean useDynamicSliceSummary() {
         return true;

src/com/android/settings/notification/VibrateWhenRingPreferenceController.java

@@ -77,6 +77,11 @@ public class VibrateWhenRingPreferenceController extends TogglePreferenceControl
         return TextUtils.equals(getPreferenceKey(), "vibrate_when_ringing");
     }
 
+    @Override
+    public boolean isPublicSlice() {
+        return true;
+    }
+
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);