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

gm/strokerect.cpp

Index: gm/strokerect.cpp
diff --git a/gm/strokerect.cpp b/gm/strokerect.cpp
index 4d0353f28cf64f6a8cb4908a584a0be2dbd5d3fd..3fcb42c7debb38141444ea83450b28584b217b97 100644
--- a/gm/strokerect.cpp
+++ b/gm/strokerect.cpp
@@ -46,19 +46,19 @@ public:
     StrokeRectGM() {}
 
 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("strokerect");
     }
 
-    virtual SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() SK_OVERRIDE {
         return SkISize::Make(1024, 740);
     }
 
-    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
         canvas->drawColor(SK_ColorWHITE);
         canvas->translate(STROKE_WIDTH*3/2, STROKE_WIDTH*3/2);