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

tests/PictureBBHTest.cpp

Index: tests/PictureBBHTest.cpp
diff --git a/tests/PictureBBHTest.cpp b/tests/PictureBBHTest.cpp
index e647c77dce81f4be1df77479d0964133296e5bff..771aa1261d520c7c3c4b203a613d05c8d7cfb311 100644
--- a/tests/PictureBBHTest.cpp
+++ b/tests/PictureBBHTest.cpp
@@ -62,7 +62,7 @@ public:
         : PictureBBHTestBase(2, 2, 1, 1) { }
     virtual ~DrawEmptyPictureBBHTest() { }
 
-    virtual void doTest(SkCanvas&, SkCanvas&) SK_OVERRIDE { }
+    void doTest(SkCanvas&, SkCanvas&) SK_OVERRIDE { }
 };
 
 // Test to verify the playback of a picture into a canvas that has
@@ -73,7 +73,7 @@ public:
     EmptyClipPictureBBHTest()
         : PictureBBHTestBase(2, 2, 3, 3) { }
 
-    virtual void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) SK_OVERRIDE {
+    void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) SK_OVERRIDE {
         // intersect with out of bounds rect -> empty clip.
         playbackCanvas.clipRect(SkRect::MakeXYWH(SkIntToScalar(10), SkIntToScalar(10),
             SkIntToScalar(1), SkIntToScalar(1)), SkRegion::kIntersect_Op);