Add ToString method for easy DLOG and debug support

chrome/common/custom_handlers/protocol_handler.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/custom_handlers/protocol_handler.h"
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "net/base/escape.h"
 
@@ skipping 65 matching lines @@
     title_ == other.title_;
 }
 
 bool ProtocolHandler::IsEquivalent(const ProtocolHandler& other) const {
   return protocol_ == other.protocol_ && url_ == other.url_;
 }
 
 bool ProtocolHandler::operator<(const ProtocolHandler& other) const {
   return title_ < other.title_;
 }
+
+std::ostream& operator<<(std::ostream& os, const ProtocolHandler& handler) {
+  return os << "{ " <<
+      " protocol=" << handler.protocol() <<
+      " url=" << handler.url() <<
+      " title=" << UTF16ToUTF8(handler.title()) <<
+      " }";
+}

[benwells, 2012/06/22 19:47:48]

nit: chrome style is to put the << at the beginning of new lines.