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

src/utils/SkCanvasStack.h

Index: src/utils/SkCanvasStack.h
diff --git a/src/utils/SkCanvasStack.h b/src/utils/SkCanvasStack.h
index 028e52604864970ca994f680dcfba607310cbe0d..27bc6bc018ec4349ecdc3d5066c74362029224e3 100644
--- a/src/utils/SkCanvasStack.h
+++ b/src/utils/SkCanvasStack.h
@@ -18,7 +18,7 @@ public:
     virtual ~SkCanvasStack();
 
     void pushCanvas(SkCanvas* canvas, const SkIPoint& origin);
-    virtual void removeAll() SK_OVERRIDE;
+    void removeAll() SK_OVERRIDE;
 
     /*
      * The following add/remove canvas methods are overrides from SkNWayCanvas
@@ -26,16 +26,16 @@ public:
      * can share most of the other implementation of NWay we override those
      * methods to be no-ops.
      */
-    virtual void addCanvas(SkCanvas*) SK_OVERRIDE { SkDEBUGFAIL("Invalid Op"); }
-    virtual void removeCanvas(SkCanvas*) SK_OVERRIDE { SkDEBUGFAIL("Invalid Op"); }
+    void addCanvas(SkCanvas*) SK_OVERRIDE { SkDEBUGFAIL("Invalid Op"); }
+    void removeCanvas(SkCanvas*) SK_OVERRIDE { SkDEBUGFAIL("Invalid Op"); }
 
 protected:
-    virtual void didSetMatrix(const SkMatrix&) SK_OVERRIDE;
+    void didSetMatrix(const SkMatrix&) SK_OVERRIDE;
 
-    virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
-    virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
-    virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
-    virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE;
+    void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
+    void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
+    void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
+    void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE;
 
 private:
     void clipToZOrderedBounds();