Fix pending restore widget touch issue

After http://ag/14980850, we block updateAppWidget until app widget
is restored. However, PendingAppWidgetHostView constructor relies
on updateAppWidget(null) to trigger set listener in getDefaultView().
We should call super.updateAppWidget(null) in the constructor instead.

Test: manual
Bug: 14980850
Change-Id: I30af9778a636af2ad822e7abc152b6f0bfdea1bf
diff --git a/src/com/android/launcher3/widget/PendingAppWidgetHostView.java b/src/com/android/launcher3/widget/PendingAppWidgetHostView.java
index d3a0190..57a6d3f 100644
--- a/src/com/android/launcher3/widget/PendingAppWidgetHostView.java
+++ b/src/com/android/launcher3/widget/PendingAppWidgetHostView.java
@@ -85,7 +85,7 @@
         setBackgroundResource(R.drawable.pending_widget_bg);
         setWillNotDraw(false);
 
-        updateAppWidget(null);
+        super.updateAppWidget(null);
         setOnClickListener(ItemClickHandler.INSTANCE);
 
         if (info.pendingItemInfo == null) {