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

NOPRESUBMIT=true

BUG=skia:
DOCS_PREVIEW= https://skia.org/?cl=1037793002

Review URL: https://codereview.chromium.org/1037793002
diff --git a/gm/dstreadshuffle.cpp b/gm/dstreadshuffle.cpp
index b98b10e..5a77685 100644
--- a/gm/dstreadshuffle.cpp
+++ b/gm/dstreadshuffle.cpp
@@ -33,11 +33,11 @@
         kNumShapeTypes
     };
 
-    SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() override {
         return SkString("dstreadshuffle");
     }
 
-    SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() override {
         return SkISize::Make(kWidth, kHeight);
     }
 
@@ -133,7 +133,7 @@
         }
     }
 
-    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) override {
         SkRandom random;
         SkScalar y = 100;
         for (int i = 0; i < kNumShapeTypes; i++) {