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

gm/textblobshader.cpp

Index: gm/textblobshader.cpp
diff --git a/gm/textblobshader.cpp b/gm/textblobshader.cpp
index 7ec75b504de73b48676fff86c730c646ca98cf08..bf851f6c7f1ea2d46d0c75b5e4a2b4c73fc418fa 100644
--- a/gm/textblobshader.cpp
+++ b/gm/textblobshader.cpp
@@ -27,7 +27,7 @@ public:
 
 protected:
 
-    virtual void onOnceBeforeDraw() SK_OVERRIDE {
+    void onOnceBeforeDraw() SK_OVERRIDE {
         SkPaint p;
         p.setAntiAlias(true);
         p.setSubpixelText(true);
@@ -73,19 +73,19 @@ protected:
                                                      SkShader::kRepeat_TileMode));
     }
 
-    virtual uint32_t onGetFlags() const SK_OVERRIDE {
+    uint32_t onGetFlags() const SK_OVERRIDE {
         return kSkip565_Flag;
     }
 
-    virtual SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() SK_OVERRIDE {
         return SkString("textblobshader");
     }
 
-    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 {
         SkPaint p;
         p.setStyle(SkPaint::kFill_Style);
         p.setShader(fShader);