C++11 override should now be supported by all of {bots,Chrome,Android,Mozilla}

include/core/SkWeakRefCnt.h

Index: include/core/SkWeakRefCnt.h
diff --git a/include/core/SkWeakRefCnt.h b/include/core/SkWeakRefCnt.h
index 3eb8ea5ca5622f2f659c0d347862220e6e269c23..91795f7adba1b295bb5365eb08fb8eb17cb56b1d 100644
--- a/include/core/SkWeakRefCnt.h
+++ b/include/core/SkWeakRefCnt.h
@@ -147,7 +147,7 @@ private:
         on the object and releases the implicit weak reference held
         collectively by the strong references.
     */
-    void internal_dispose() const SK_OVERRIDE {
+    void internal_dispose() const override {
         weak_dispose();
         weak_unref();
     }