Fix up all the easy virtual ... SK_OVERRIDE cases.

gm/aarectmodes.cpp

Index: gm/aarectmodes.cpp
diff --git a/gm/aarectmodes.cpp b/gm/aarectmodes.cpp
index 041ae198a1a6f7fe02a16169d24dcbfa3a018a85..3c9a6831aee03ec6db107b0829ae36b71128dea5 100644
--- a/gm/aarectmodes.cpp
+++ b/gm/aarectmodes.cpp
@@ -133,17 +133,17 @@ namespace skiagm {
         }
 
     protected:
-        virtual uint32_t onGetFlags() const SK_OVERRIDE {
+        uint32_t onGetFlags() const SK_OVERRIDE {
             return kSkipTiled_Flag;
         }
 
-        virtual SkString onShortName() SK_OVERRIDE {
+        SkString onShortName() SK_OVERRIDE {
             return SkString("aarectmodes");
         }
 
-        virtual SkISize onISize() SK_OVERRIDE { return SkISize::Make(640, 480); }
+        SkISize onISize() SK_OVERRIDE { return SkISize::Make(640, 480); }
 
-        virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+        void onDraw(SkCanvas* canvas) SK_OVERRIDE {
             if (false) { // avoid bit rot, suppress warning
                 test4(canvas);
             }