DO NOT MERGE - Fix NPE when requesting outsets for detached view.

Outsets are used during measure/layout pass, but this can be called on a
view that is not currently attached.


Bug: 21602590
Change-Id: I5860d5e7c20131e2650bdb8635e9659e76205fa1
(cherry picked from commit e660d4e96a)

core/java/android/view/View.java

@@ -6672,7 +6672,11 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
      * @hide
      */
     public void getOutsets(Rect outOutsetRect) {
-        outOutsetRect.set(mAttachInfo.mOutsets);
+        if (mAttachInfo != null) {
+            outOutsetRect.set(mAttachInfo.mOutsets);
+        } else {
+            outOutsetRect.setEmpty();
+        }
     }
 
     /**