Use ApplicationInfo only when not in edit mode [DO NOT MERGE]

When running in edit mode, do not use the application info to get the
icon, since it will be null.

Change-Id: I174e6126ddca341d06c5f04939470ef52f0e771c
(cherry picked from commit 465cb53ba4)

core/java/com/android/internal/widget/ActionBarView.java

@@ -207,7 +207,7 @@ public class ActionBarView extends AbsActionBarView {
                     Log.e(TAG, "Activity component name not found!", e);
                 }
             }
-            if (mIcon == null) {
+            if (mIcon == null && !isInEditMode()) {
                 mIcon = appInfo.loadIcon(pm);
             }
         }