Fix issue #2049588: App widget can crash causing system to be unable to boot
diff --git a/services/java/com/android/server/AppWidgetService.java b/services/java/com/android/server/AppWidgetService.java
index 78db6f9..5439f8b 100644
--- a/services/java/com/android/server/AppWidgetService.java
+++ b/services/java/com/android/server/AppWidgetService.java
@@ -1009,8 +1009,7 @@
         if (success) {
             // delete any hosts that didn't manage to get connected (should happen)
             // if it matters, they'll be reconnected.
-            final int N = mHosts.size();
-            for (int i=0; i<N; i++) {
+            for (int i=mHosts.size()-1; i>=0; i--) {
                 pruneHostLocked(mHosts.get(i));
             }
         } else {