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

gm/pathreverse.cpp

Index: gm/pathreverse.cpp
diff --git a/gm/pathreverse.cpp b/gm/pathreverse.cpp
index 7cb7ba1cdcc610c16fbf9a4f31f1b0161de23fb9..dbd58e561c7b0c0763086f042df6bd98c412b25d 100644
--- a/gm/pathreverse.cpp
+++ b/gm/pathreverse.cpp
@@ -68,19 +68,19 @@ public:
     }
 
 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("path-reverse");
     }
 
-    virtual SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() SK_OVERRIDE {
         return SkISize::Make(640, 480);
     }
 
-    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
         if (false) test_rev(canvas); // avoid bit rot, suppress warning
         SkRect r = { 10, 10, 100, 60 };