Add a constructor to DefaultWebIntentServices that takes only the "interesting" args.

chrome/browser/intents/default_web_intent_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_INTENTS_DEFAULT_WEB_INTENT_SERVICE_H_
 #define CHROME_BROWSER_INTENTS_DEFAULT_WEB_INTENT_SERVICE_H_
 
 #include <string>
 
 #include "base/string16.h"
 #include "chrome/common/extensions/url_pattern.h"
 
 // Holds data related to a default settings for web intents service
 // selection. Holds data in a row in the web_intents_defaults table.
 // The key for the table is the |action|, |type|, and |url_pattern|.
 // These describe the action and type of the web intent for which the
 // default is set, and the url prefix (if any) of source pages for
 // which the default applies. The main actionable value is the URL
 // of the service or extension page handling the intent. The |user_date|
 // and |suppression| fields are provided for more intricate post-fetch
 // decisions about whether to use a particular default service.
 struct DefaultWebIntentService {
   string16 action;
   string16 type;
+
   URLPattern url_pattern;
 
   // |user_date| holds the offset time when a user set the default.
   // If the user did not set the default explicitly, is <= 0.
   int user_date;
 
   // |suppression| holds a value modeling whether a default is suppressed.
   // If it has value == 0, the default is active.
   int suppression;
 
   std::string service_url;
 
   DefaultWebIntentService();
+  DefaultWebIntentService(
+      const string16& srv_action,
+      const string16& srv_type,
+      const std::string& srv_service_url);
   ~DefaultWebIntentService();
 
   bool operator==(const DefaultWebIntentService& other) const;
 };
 
 #endif  // CHROME_BROWSER_INTENTS_DEFAULT_WEB_INTENT_SERVICE_H_