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/drawbitmaprect.cpp b/gm/drawbitmaprect.cpp
index 84766a9..715f45b 100644
--- a/gm/drawbitmaprect.cpp
+++ b/gm/drawbitmaprect.cpp
@@ -141,15 +141,15 @@
     SkString              fName;
 
 protected:
-    SkString onShortName() SK_OVERRIDE { return fName; }
+    SkString onShortName() override { return fName; }
 
-    SkISize onISize() SK_OVERRIDE { return SkISize::Make(gSize, gSize); }
+    SkISize onISize() override { return SkISize::Make(gSize, gSize); }
 
-    void onOnceBeforeDraw() SK_OVERRIDE {
+    void onOnceBeforeDraw() override {
         fImage.reset(makebm(&fLargeBitmap, gBmpSize, gBmpSize));
     }
 
-    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) override {
         SkRect dstRect = { 0, 0, SkIntToScalar(64), SkIntToScalar(64)};
         static const int kMaxSrcRectSize = 1 << (SkNextLog2(gBmpSize) + 2);