chore: Cleanup, and hidden feature logged

Signed-off-by: Pun Butrach <pun.butrach@gmail.com>

systemUI/plugin/src/com/android/systemui/plugins/qs/QS.java

@@ -203,12 +203,6 @@ public interface QS extends FragmentBase {
      */
     void setIsNotificationPanelFullWidth(boolean isFullWidth);
 
-    default void setPanelExpanded(boolean panelExpanded) {}
-
-    default void setQqsHeightListener(QqsHeightListener listener) {}
-
-    default void setQSContentPaddingBottom(int padding) {}
-
     /**
      * Callback for when QSPanel container is scrolled
      */
@@ -224,10 +218,4 @@ public interface QS extends FragmentBase {
         void onQsHeightChanged();
     }
 
-    @ProvidesInterface(version = HeightListener.VERSION)
-    interface QqsHeightListener {
-        int VERSION = 1;
-        void onQqsHeightChanged();
-    }
-
 }