Remove createDevice decl from SkProxyCanvas.h. Impl has already been removed in r1625.

Review URL: http://codereview.appspot.com/4654047/



git-svn-id: http://skia.googlecode.com/svn/trunk@1664 2bbb7eff-a529-9590-31e7-b0007b416f81

include/utils/SkProxyCanvas.h

@@ -75,9 +75,6 @@ public:
     virtual SkBounder* setBounder(SkBounder* bounder);
     virtual SkDrawFilter* setDrawFilter(SkDrawFilter* filter);
 
-    virtual SkDevice* createDevice(SkBitmap::Config, int width, int height,
-                                   bool isOpaque);
-
 private:
     SkCanvas*   fProxy;