Add == support for DefaultWebIntentService.

chrome/browser/intents/default_web_intent_service.cc

 // Copyright (c) 2012 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/browser/intents/default_web_intent_service.h"
 
 DefaultWebIntentService::DefaultWebIntentService()
   : url_pattern(URLPattern::SCHEME_ALL, URLPattern::kAllUrlsPattern),
     user_date(-1),
     suppression(0) {}
 
 DefaultWebIntentService::~DefaultWebIntentService() {}
+
+bool DefaultWebIntentService::operator==(
+    const DefaultWebIntentService& other) const {
+  return action == other.action &&
+         type == other.type &&
+         url_pattern == other.url_pattern &&
+         user_date == other.user_date &&
+         suppression == other.suppression &&
+         service_url == other.service_url;
+}