Revert of add peekPixels to SkCanvas and SkSurface

include/core/SkSurface.h

Index: include/core/SkSurface.h
diff --git a/include/core/SkSurface.h b/include/core/SkSurface.h
index 74c5f083f459bb9f48fd195bccef609562fa3859..2f277b755df7a9d385f57e812d6a2e97c2d9af72 100644
--- a/include/core/SkSurface.h
+++ b/include/core/SkSurface.h
@@ -151,18 +151,6 @@
      */
     void draw(SkCanvas*, SkScalar x, SkScalar y, const SkPaint*);
 
-    /**
-     *  If the surface has direct access to its pixels (i.e. they are in local
-     *  RAM) return the const-address of those pixels, and if not null, return
-     *  the ImageInfo and rowBytes. The returned address is only valid while
-     *  the surface object is in scope, and no API call is made on the surface
-     *  or its canvas.
-     *
-     *  On failure, returns NULL and the info and rowBytes parameters are
-     *  ignored.
-     */
-    const void* peekPixels(SkImageInfo* info, size_t* rowBytes);
-
 protected:
     SkSurface(int width, int height);
     SkSurface(const SkImageInfo&);