Add patheffects to debugger printout

include/effects/SkCornerPathEffect.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkCornerPathEffect_DEFINED
 #define SkCornerPathEffect_DEFINED
 
@@ skipping 10 matching lines @@
         that should be "rounded".
     */
     static SkCornerPathEffect* Create(SkScalar radius) {
         return SkNEW_ARGS(SkCornerPathEffect, (radius));
     }
     virtual ~SkCornerPathEffect();
 
     virtual bool filterPath(SkPath* dst, const SkPath& src,
                             SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
 
+    SK_TO_STRING_OVERRIDE()
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkCornerPathEffect)
 
 protected:
     explicit SkCornerPathEffect(SkScalar radius);
     void flatten(SkWriteBuffer&) const SK_OVERRIDE;
 
 private:
     SkScalar    fRadius;
 
     typedef SkPathEffect INHERITED;
 };
 
 #endif