Fixed a bug where the notifications could overlap when reset

This is because we did not receive a layout request even though
the notification was updated.

Bug: 17357688
Change-Id: Ie6295d07f4c00ec014b17671ad646261c4bb7e0f
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index e3a0b18..c13593a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -147,6 +147,7 @@
         mMaxExpandHeight = 0;
         mWasReset = true;
         onHeightReset();
+        requestLayout();
     }
 
     @Override