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

bench/BlurRectsBench.cpp

Index: bench/BlurRectsBench.cpp
diff --git a/bench/BlurRectsBench.cpp b/bench/BlurRectsBench.cpp
index 7b98e00c9255b8dbe84947e23a9b7fea0cf84723..553cf6b39867c42433fbba14d4b81ddadb1a9282 100644
--- a/bench/BlurRectsBench.cpp
+++ b/bench/BlurRectsBench.cpp
@@ -21,7 +21,7 @@ public:
         fInner = inner;
     }
 
-    virtual const char* onGetName() SK_OVERRIDE {
+    const char* onGetName() SK_OVERRIDE {
         return fName.c_str();
     }
 
@@ -29,7 +29,7 @@ public:
         fName = name;
     }
 
-    virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE {
         SkPaint paint;
         paint.setMaskFilter(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, fRadius))->unref();