Added print out of SkShader information to debugger

https://codereview.appspot.com/7105045/



git-svn-id: http://skia.googlecode.com/svn/trunk@7201 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkTwoPointRadialGradient.h b/src/effects/gradients/SkTwoPointRadialGradient.h
index 2f9d66d..e0b0082 100644
--- a/src/effects/gradients/SkTwoPointRadialGradient.h
+++ b/src/effects/gradients/SkTwoPointRadialGradient.h
@@ -35,6 +35,7 @@
     SkScalar getStartRadius() const { return fStartRadius; }
     SkScalar getDiffRadius() const { return fDiffRadius; }
 
+    SK_DEVELOPER_TO_STRING()
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkTwoPointRadialGradient)
 
 protected: