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

gm/imagemagnifier.cpp

Index: gm/imagemagnifier.cpp
diff --git a/gm/imagemagnifier.cpp b/gm/imagemagnifier.cpp
index 30be060460a470fe7b53fdab893f28d164031510..5e4835033a548fab729f3dab2c30b7f767ad544a 100644
--- a/gm/imagemagnifier.cpp
+++ b/gm/imagemagnifier.cpp
@@ -22,15 +22,15 @@ public:
 
 protected:
 
-    SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() override {
         return SkString("imagemagnifier");
     }
 
-    SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() override {
         return SkISize::Make(WIDTH, HEIGHT);
     }
 
-    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) override {
         SkPaint filterPaint;
         filterPaint.setImageFilter(
             SkMagnifierImageFilter::Create(