Remove a chrome dependency by removing Prerender from ResourceDispatcherHost.

chrome/browser/browser_process_impl.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/browser_process_impl.h"
 
 #include <map>
 #include <set>
 #include <vector>
 
@@ skipping 27 matching lines @@
 #include "chrome/browser/metrics/thread_watcher.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/predictor_api.h"
 #include "chrome/browser/net/sdch_dictionary_fetcher.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/plugin_data_remover.h"
 #include "chrome/browser/policy/browser_policy_connector.h"
 #include "chrome/browser/prefs/browser_prefs.h"
 #include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/prerender/prerender_tracker.h"
 #include "chrome/browser/printing/background_printing_manager.h"
 #include "chrome/browser/printing/print_job_manager.h"
 #include "chrome/browser/printing/print_preview_tab_controller.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/safe_browsing/client_side_detection_service.h"
 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/browser/sidebar/sidebar_manager.h"
 #include "chrome/browser/tab_closeable_state_watcher.h"
 #include "chrome/browser/ui/browser_list.h"
@@ skipping 629 matching lines @@
       base::TimeDelta::FromHours(kUpdateCheckIntervalHours),
       this,
       &BrowserProcessImpl::OnAutoupdateTimer);
 }
 #endif
 
 ChromeNetLog* BrowserProcessImpl::net_log() {
   return net_log_.get();
 }
 
+prerender::PrerenderTracker* BrowserProcessImpl::prerender_tracker() {
+  return prerender_tracker_.get();
+}
+
 void BrowserProcessImpl::ClearLocalState(const FilePath& profile_path) {
   webkit_database::DatabaseTracker::ClearLocalState(profile_path);
   BrowsingDataRemover::ClearGearsData(profile_path);
 }
 
 bool BrowserProcessImpl::ShouldClearLocalState(FilePath* profile_path) {
   FilePath user_data_dir;
   Profile* profile;
 
   // Check for the existence of a profile manager. When quitting early,
@@ skipping 16 matching lines @@
          resource_dispatcher_host_.get() == NULL);
   created_resource_dispatcher_host_ = true;
 
   // UserScriptListener will delete itself.
   ResourceQueue::DelegateSet resource_queue_delegates;
   resource_queue_delegates.insert(new UserScriptListener());
 
   resource_dispatcher_host_.reset(
       new ResourceDispatcherHost(resource_queue_delegates));
   resource_dispatcher_host_->Initialize();
+
+  prerender_tracker_.reset(new prerender::PrerenderTracker);

[jam, 2011/05/24 05:36:23]

we're going to use the one ResourceDispatcher::Observer to remove a lot of
depenendencies, not just the prerender ones.  so there should be a generically
named ResourceDispatcherHostObserver in the Chrome directory.

[dominich, 2011/05/24 15:10:28]

Done.

+  resource_dispatcher_host_->set_observer(prerender_tracker_.get());
 }
 
 void BrowserProcessImpl::CreateMetricsService() {
   DCHECK(!created_metrics_service_ && metrics_service_.get() == NULL);
   created_metrics_service_ = true;
 
   metrics_service_.reset(new MetricsService);
 }
 
 void BrowserProcessImpl::CreateIOThread() {
@@ skipping 378 matching lines @@
 }
 
 void BrowserProcessImpl::OnAutoupdateTimer() {
   if (CanAutorestartForUpdate()) {
     DLOG(WARNING) << "Detected update.  Restarting browser.";
     RestartPersistentInstance();
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)