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/textblobshader.cpp b/gm/textblobshader.cpp
index 0738d82..5b9b2e9 100644
--- a/gm/textblobshader.cpp
+++ b/gm/textblobshader.cpp
@@ -27,7 +27,7 @@
 
 protected:
 
-    void onOnceBeforeDraw() SK_OVERRIDE {
+    void onOnceBeforeDraw() override {
         SkPaint p;
         p.setAntiAlias(true);
         p.setSubpixelText(true);
@@ -73,15 +73,15 @@
                                                      SkShader::kRepeat_TileMode));
     }
 
-    SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() override {
         return SkString("textblobshader");
     }
 
-    SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() override {
         return SkISize::Make(640, 480);
     }
 
-    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) override {
         SkPaint p;
         p.setStyle(SkPaint::kFill_Style);
         p.setShader(fShader);