Style Change: NULL->nullptr

samplecode/SampleApp.h

 /*
  * Copyright 2011 Skia
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SampleApp_DEFINED
 #define SampleApp_DEFINED
 
@@ skipping 69 matching lines @@
         // called after drawing, should get the results onto the
         // screen.
         virtual void publishCanvas(DeviceType dType,
                                    SkCanvas* canvas,
                                    SampleWindow* win) = 0;
 
         // called when window changes size, guaranteed to be called
         // at least once before first draw (after init)
         virtual void windowSizeChanged(SampleWindow* win) = 0;
 
-        // return the GrContext backing gpu devices (NULL if not built with GPU support)
+        // return the GrContext backing gpu devices (nullptr if not built with GPU support)
         virtual GrContext* getGrContext() = 0;
 
-        // return the GrRenderTarget backing gpu devices (NULL if not built with GPU support)
+        // return the GrRenderTarget backing gpu devices (nullptr if not built with GPU support)
         virtual GrRenderTarget* getGrRenderTarget() = 0;
     private:
         typedef SkRefCnt INHERITED;
     };
 
     SampleWindow(void* hwnd, int argc, char** argv, DeviceManager*);
     virtual ~SampleWindow();
 
     SkSurface* createSurface() override {
-        SkSurface* surface = NULL;
+        SkSurface* surface = nullptr;
         if (fDevManager) {
             surface = fDevManager->createSurface(fDeviceType, this);
         }
-        if (NULL == surface) {
+        if (nullptr == surface) {
             surface = this->INHERITED::createSurface();
         }
         return surface;
     }
 
     void draw(SkCanvas*) override;
 
     void setDeviceType(DeviceType type);
     void toggleRendering();
     void toggleSlideshow();
@@ skipping 111 matching lines @@
     void postAnimatingEvent();
     int findByTitle(const char*);
     void listTitles();
     SkSize tileSize() const;
     bool sendAnimatePulse();
 
     typedef SkOSWindow INHERITED;
 };
 
 #endif