Add ToString method for easy DLOG and debug support

chrome/common/custom_handlers/protocol_handler.cc

Index: chrome/common/custom_handlers/protocol_handler.cc
diff --git a/chrome/common/custom_handlers/protocol_handler.cc b/chrome/common/custom_handlers/protocol_handler.cc
index 4d61a415c62a3b1650c7044844f3fde115371492..652ba932ba92403d5b89d9a6f0452809e299c234 100644
--- a/chrome/common/custom_handlers/protocol_handler.cc
+++ b/chrome/common/custom_handlers/protocol_handler.cc
@@ -8,6 +8,7 @@
 #include "base/utf_string_conversions.h"
 #include "net/base/escape.h"
 
+
 ProtocolHandler::ProtocolHandler(const std::string& protocol,
                                  const GURL& url,
                                  const string16& title)
@@ -70,6 +71,15 @@ DictionaryValue* ProtocolHandler::Encode() const {
   return d;
 }
 
+#if !defined(NDEBUG)
+std::string ProtocolHandler::ToString() const {
+  return "{ protocol=" + protocol_ +
+         ", url=" + url_.spec() +
+         ", title=" + UTF16ToASCII(title_) +
+         " }";
+}
+#endif
+
 bool ProtocolHandler::operator==(const ProtocolHandler& other) const {
   return protocol_ == other.protocol_ &&
     url_ == other.url_ &&