Preventing NullPointerException when cancelling a shortcut addition

Bug: 21024018
Change-Id: Iac09d9e4f1411aa9fe1ec89fbfe749b009c7d457
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index a289fce..8603a35 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1377,7 +1377,9 @@
             mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y);
             AppWidgetProviderInfo info = savedState.getParcelable(
                     RUNTIME_STATE_PENDING_ADD_WIDGET_INFO);
-            mPendingAddWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(this, info);
+            mPendingAddWidgetInfo = info == null ?
+                    null : LauncherAppWidgetProviderInfo.fromProviderInfo(this, info);
+
             mPendingAddWidgetId = savedState.getInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID);
             setWaitingForResult(true);
             mRestoring = true;