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

samplecode/SampleChart.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SampleCode.h"
 #include "SkCanvas.h"
 #include "SkPaint.h"
@@ skipping 70 matching lines @@
 // A set of scrolling line plots with the area between each plot filled. Stresses out GPU path
 // filling
 class ChartView : public SampleView {
 public:
     ChartView() {
         fShift = 0;
         fSize.set(-1, -1);
     }
 
 protected:
-    virtual bool onQuery(SkEvent* evt) SK_OVERRIDE {
+    bool onQuery(SkEvent* evt) SK_OVERRIDE {
         if (SampleCode::TitleQ(*evt)) {
             SampleCode::TitleR(evt, "Chart");
             return true;
         }
         return this->INHERITED::onQuery(evt);
     }
 
-    virtual void onDrawContent(SkCanvas* canvas) SK_OVERRIDE {
+    void onDrawContent(SkCanvas* canvas) SK_OVERRIDE {
         bool sizeChanged = false;
         if (canvas->getDeviceSize() != fSize) {
             fSize = canvas->getDeviceSize();
             sizeChanged = true;
         }
 
         SkScalar ySpread = SkIntToScalar(fSize.fHeight / 20);
 
         SkScalar height = SkIntToScalar(fSize.fHeight);
 
@@ skipping 65 matching lines @@
     int                 fShift;
     SkISize             fSize;
     SkTDArray<SkScalar> fData[kNumGraphs];
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new ChartView; }
 static SkViewRegister reg(MyFactory);