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/SkRadialGradient.cpp b/src/effects/gradients/SkRadialGradient.cpp
index d31cebd..c0e7457 100644
--- a/src/effects/gradients/SkRadialGradient.cpp
+++ b/src/effects/gradients/SkRadialGradient.cpp
@@ -588,3 +588,21 @@
 }
 
 #endif
+
+#ifdef SK_DEVELOPER
+void SkRadialGradient::toString(SkString* str) const {
+    str->append("SkRadialGradient: (");
+    
+    str->append("center: (");
+    str->appendScalar(fCenter.fX);
+    str->append(", ");
+    str->appendScalar(fCenter.fY);
+    str->append(") radius: ");
+    str->appendScalar(fRadius);
+    str->append(" ");
+
+    this->INHERITED::toString(str);
+
+    str->append(")");
+}
+#endif