Make the RemoteViews context safe for Icons.

Icon needs the RemoteViews' internal context to reflect not
just the Resources of the originating application, but its
package name as well.

Bug: 22840771
Bug: 22852700
Change-Id: I1164cd38d99283982b00daadcf927c7cf63539b3

core/java/android/widget/RemoteViews.java

@@ -2746,6 +2746,10 @@ public class RemoteViews implements Parcelable, Filter {
             public Resources.Theme getTheme() {
                 return contextForResources.getTheme();
             }
+            @Override
+            public String getPackageName() {
+                return contextForResources.getPackageName();
+            }
         };
 
         LayoutInflater inflater = (LayoutInflater)