add peekPixels to canvas

gm/gm.h

-
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
+
 #ifndef skiagm_DEFINED
 #define skiagm_DEFINED
 
 #include "SkBitmap.h"
-#include "SkBitmapDevice.h"
 #include "SkCanvas.h"
 #include "SkPaint.h"
 #include "SkSize.h"
 #include "SkString.h"
 #include "SkTRegistry.h"
 
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #endif
 
@@ skipping 109 matching lines @@
         SkColor  fBGColor;
         bool     fCanvasIsDeferred; // work-around problem in srcmode.cpp
         bool     fHaveCalledOnceBeforeDraw;
         SkMatrix fStarterMatrix;
     };
 
     typedef SkTRegistry<GM*(*)(void*)> GMRegistry;
 }
 
 #endif