Fix up -Winconsistent-missing-override

samplecode/SampleLines.cpp

 /*
  * Copyright 2011 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 "SkView.h"
 #include "SkCanvas.h"
@@ skipping 16 matching lines @@
 #include "SkXMLParser.h"
 #include "SkColorPriv.h"
 #include "SkImageDecoder.h"
 
 class LinesView : public SampleView {
 public:
     LinesView() {}
 
 protected:
     // overrides from SkEventSink
-    virtual bool onQuery(SkEvent* evt) {
+    bool onQuery(SkEvent* evt) override {
         if (SampleCode::TitleQ(*evt)) {
             SampleCode::TitleR(evt, "Lines");
             return true;
         }
         return this->INHERITED::onQuery(evt);
     }
 
     /*
      0x1F * x + 0x1F * (32 - x)
      */
     void drawRings(SkCanvas* canvas) {
         canvas->scale(SkIntToScalar(1)/2, SkIntToScalar(1)/2);
 
         SkRect  r;
         SkScalar x = SkIntToScalar(10);
         SkScalar y = SkIntToScalar(10);
         r.set(x, y, x + SkIntToScalar(100), y + SkIntToScalar(100));
 
         SkPaint paint;
      //   paint.setAntiAlias(true);
         paint.setStyle(SkPaint::kStroke_Style);
         paint.setStrokeWidth(SkScalarHalf(SkIntToScalar(3)));
         paint.setColor(0xFFFF8800);
      //   paint.setColor(0xFFFFFFFF);
         canvas->drawRect(r, paint);
     }
 
-    virtual void onDrawContent(SkCanvas* canvas) {
+    void onDrawContent(SkCanvas* canvas) override {
         SkBitmap bm;
         SkImageDecoder::DecodeFile("/kill.gif", &bm);
         canvas->drawBitmap(bm, 0, 0, NULL);
 
         this->drawRings(canvas);
         return;
 
         SkPaint paint;
 
       //  fAlpha = 0x80;
@@ skipping 28 matching lines @@
 private:
 
     int fAlpha;
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new LinesView; }
 static SkViewRegister reg(MyFactory);