Port SampleApp to SkCommandLineFlags.

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 138 matching lines @@
 
     virtual bool onEvent(const SkEvent& evt) SK_OVERRIDE;
     virtual bool onQuery(SkEvent* evt) SK_OVERRIDE;
 
     virtual bool onDispatchClick(int x, int y, Click::State, void* owner,
                                  unsigned modi) SK_OVERRIDE;
     virtual bool onClick(Click* click) SK_OVERRIDE;
     virtual Click* onFindClickHandler(SkScalar x, SkScalar y,
                                       unsigned modi) SK_OVERRIDE;
 
-    void registerPictFileSamples(char** argv, int argc);
-    void registerPictFileSample(char** argv, int argc);
-
-#ifdef SAMPLE_PDF_FILE_VIEWER
-    void registerPdfFileViewerSamples(char** argv, int argc);
-#endif  // SAMPLE_PDF_FILE_VIEWER
-
-
 private:
     class DefaultDeviceManager;
 
     int fCurrIndex;
 
     SkPictureRecorder fRecorder;
     SkPath fClipPath;
 
     SkTouchGesture fGesture;
     SkScalar fZoomLevel;
@@ skipping 66 matching lines @@
     void postAnimatingEvent();
     void installDrawFilter(SkCanvas*);
     int findByTitle(const char*);
     void listTitles();
     SkSize tileSize() const;
 
     typedef SkOSWindow INHERITED;
 };
 
 #endif