Added last_modified field to TemplateURL and database. Updated unit tests, including refactoring ...

chrome/browser/search_engines/template_url_service.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/browser/search_engines/template_url_service.h"
 
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/i18n/case_conversion.h"
 #include "base/stl_util-inl.h"
@@ skipping 84 matching lines @@
   }
 };
 
 TemplateURLService::TemplateURLService(Profile* profile)
     : profile_(profile),
       loaded_(false),
       load_failed_(false),
       load_handle_(0),
       default_search_provider_(NULL),
       is_default_search_managed_(false),
-      next_id_(1) {
+      next_id_(1),
+      time_provider_(&base::Time::Now) {
   DCHECK(profile_);
   Init(NULL, 0);
 }
 
 TemplateURLService::TemplateURLService(const Initializer* initializers,
                                        const int count)
     : profile_(NULL),
       loaded_(false),
       load_failed_(false),
       load_handle_(0),
       service_(NULL),
       default_search_provider_(NULL),
       is_default_search_managed_(false),
-      next_id_(1) {
+      next_id_(1),
+      time_provider_(&base::Time::Now) {
   Init(initializers, count);
 }
 
 TemplateURLService::~TemplateURLService() {
   if (load_handle_) {
     DCHECK(service_.get());
     service_->CancelRequest(load_handle_);
   }
 
   STLDeleteElements(&template_urls_);
@@ skipping 262 matching lines @@
   new_url.set_short_name(title);
   new_url.set_keyword(keyword);
   if ((new_url.url() && search_url.empty()) ||
       (!new_url.url() && !search_url.empty()) ||
       (new_url.url() && new_url.url()->url() != search_url)) {
     // The urls have changed, reset the favicon url.
     new_url.SetFaviconURL(GURL());
     new_url.SetURL(search_url, 0, 0);
   }
   new_url.set_safe_for_autoreplace(false);
+  new_url.set_last_modified(time_provider_());
   UpdateNoNotify(url, new_url);
   NotifyObservers();
 }
 
 bool TemplateURLService::CanMakeDefault(const TemplateURL* url) {
   return url != GetDefaultSearchProvider() &&
       url->url() &&
       url->url()->SupportsReplacement() &&
       !is_default_search_managed();
 }
@@ skipping 907 matching lines @@
 
       i = template_urls->erase(i);
       if (service_.get())
         service_->RemoveKeyword(*template_url);
       delete template_url;
     } else {
       ++i;
     }
   }
 }