fuzzer fixes

samplecode/SamplePathEffects.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 "SkAnimTimer.h"
 #include "SkView.h"
@@ skipping 78 matching lines @@
     }
 };
 
 class PathEffectView : public SampleView {
     SkPath  fPath;
     SkPoint fClickPt;
     SkScalar fPhase;
 
 public:
     PathEffectView() : fPhase(0) {
+        }
+
+protected:
+    void onOnceBeforeDraw() SK_OVERRIDE {
         SkRandom    rand;
         int         steps = 20;
         SkScalar    dist = SkIntToScalar(400);
         SkScalar    x = SkIntToScalar(20);
         SkScalar    y = SkIntToScalar(50);
 
         fPath.moveTo(x, y);
         for (int i = 0; i < steps; i++) {
             x += dist/steps;
             SkScalar tmpY = y + SkIntToScalar(rand.nextS() % 25);
@@ skipping 10 matching lines @@
                      SkIntToScalar(100), SkIntToScalar(60));
             oval.offset(x, 0);
             fPath.addRoundRect(oval, SkIntToScalar(8), SkIntToScalar(8));
         }
 
         fClickPt.set(SkIntToScalar(200), SkIntToScalar(200));
 
         this->setBGColor(0xFFDDDDDD);
     }
 
-protected:
     bool onQuery(SkEvent* evt) SK_OVERRIDE {
         if (SampleCode::TitleQ(*evt)) {
             SampleCode::TitleR(evt, "PathEffects");
             return true;
         }
         return this->INHERITED::onQuery(evt);
     }
 
     void onDrawContent(SkCanvas* canvas) SK_OVERRIDE {
         SkPaint paint;
@@ skipping 25 matching lines @@
     }
 
 private:
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new PathEffectView; }
 static SkViewRegister reg(MyFactory);