Fixed a rebase gone wrong with pageindicator

The return statement was lost.

Change-Id: Ica403337bf9dce2c0b1c2447a0aa4359f991ac0d
Fixes: 27927374

packages/SystemUI/src/com/android/systemui/qs/PageIndicator.java

@@ -122,6 +122,7 @@ public class PageIndicator extends ViewGroup {
         ImageView second = (ImageView) getChildAt(secondIndex);
         if (first == null || second == null) {
             // may happen during reInflation or other weird cases
+            return;
         }
         // Lay the two views on top of each other.
         second.setTranslationX(first.getX() - second.getX());