Adding message when there are no icons in a particular tab.

Change-Id: Icbf122d10d07fcacb8a4429431ea389826a3d173
diff --git a/src/com/android/launcher2/PagedViewIcon.java b/src/com/android/launcher2/PagedViewIcon.java
index ff5ea49..0f7898b 100644
--- a/src/com/android/launcher2/PagedViewIcon.java
+++ b/src/com/android/launcher2/PagedViewIcon.java
@@ -137,7 +137,7 @@
     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
         super.onLayout(changed, left, top, right, bottom);
 
-        if (mHolographicOutline == null) {
+        if (mIconCache != null && mHolographicOutline == null) {
             // update the clipping rect to be used in the holographic pass below
             getDrawingRect(mDrawableClipRect);
             mDrawableClipRect.bottom = getPaddingTop() + getCompoundPaddingTop();