Adjust layout for Slice InputRange

-Make title to slider aligned
-Add test cases

Bug: 147462114
Test: make -j50 RunSettingsRoboTests
Change-Id: Ib1d076f77eae75e4f861a80873117b6254729fe5

src/com/android/settings/panel/PanelFragment.java

@@ -411,6 +411,10 @@ public class PanelFragment extends Fragment {
         };
     }
 
+    int getPanelViewType() {
+        return mPanel.getViewType();
+    }
+
     class LocalPanelCallback implements PanelContentCallback {
 
         @Override