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/SkLinearGradient.h b/src/effects/gradients/SkLinearGradient.h
index 29777c1..e7935e4 100644
--- a/src/effects/gradients/SkLinearGradient.h
+++ b/src/effects/gradients/SkLinearGradient.h
@@ -24,6 +24,7 @@
     virtual GradientType asAGradient(GradientInfo* info) const SK_OVERRIDE;
     virtual GrEffect* asNewEffect(GrContext* context, const SkPaint&) const SK_OVERRIDE;
 
+    SK_DEVELOPER_TO_STRING()
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkLinearGradient)
 
 protected: