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/xfermodes3.cpp b/gm/xfermodes3.cpp
index ffbee1c..003b771 100644
--- a/gm/xfermodes3.cpp
+++ b/gm/xfermodes3.cpp
@@ -27,21 +27,21 @@
     Xfermodes3GM() {}
 
 protected:
-    SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() override {
         return SkString("xfermodes3");
     }
 
-    SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() override {
         return SkISize::Make(630, 1215);
     }
 
-    void onDrawBackground(SkCanvas* canvas) SK_OVERRIDE {
+    void onDrawBackground(SkCanvas* canvas) override {
         SkPaint bgPaint;
         bgPaint.setColor(0xFF70D0E0);
         canvas->drawPaint(bgPaint);
     }
 
-    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) override {
         canvas->translate(SkIntToScalar(10), SkIntToScalar(20));
 
         SkPaint labelP;
@@ -179,7 +179,7 @@
         canvas->restore();
     }
 
-    void onOnceBeforeDraw() SK_OVERRIDE {
+    void onOnceBeforeDraw() override {
         static const uint32_t kCheckData[] = {
             SkPackARGB32(0xFF, 0x40, 0x40, 0x40),
             SkPackARGB32(0xFF, 0xD0, 0xD0, 0xD0),