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

gm/verttext2.cpp

Index: gm/verttext2.cpp
diff --git a/gm/verttext2.cpp b/gm/verttext2.cpp
index 5067bbb7459bbbc7866473e5b577ab0f1227862e..9eba68b164b32efb8afd0d48937c5ee5aca7001b 100644
--- a/gm/verttext2.cpp
+++ b/gm/verttext2.cpp
@@ -31,7 +31,7 @@ public:
     }
 
 protected:
-    virtual uint32_t onGetFlags() const SK_OVERRIDE {
+    uint32_t onGetFlags() const SK_OVERRIDE {
         return kSkipTiled_Flag;
     }
 
@@ -42,7 +42,7 @@ protected:
 
     SkISize onISize() SK_OVERRIDE { return SkISize::Make(640, 480); }
 
-    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
         for (int i = 0; i < 3; ++i) {
             SkPaint paint;
             paint.setColor(SK_ColorRED);