Plumb the referrer throughout the OpenURL APIs....

chrome/browser/task_manager.cc

 // Copyright (c) 2006-2008 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/task_manager.h"
 
 #include "base/process_util.h"
 #include "base/stats_table.h"
 #include "base/string_util.h"
 #include "chrome/browser/browser_list.h"
@@ skipping 880 matching lines @@
   if (virtual_keycode == VK_RETURN)
     task_manager_->ActivateFocusedTab();
 }
 
 // views::LinkController implementation
 void TaskManagerContents::LinkActivated(views::Link* source,
                                         int event_flags) {
   DCHECK(source == about_memory_link_);
   Browser* browser = BrowserList::GetLastActive();
   DCHECK(browser);
-  browser->OpenURL(GURL("about:memory"), NEW_FOREGROUND_TAB,
+  browser->OpenURL(GURL("about:memory"), GURL(), NEW_FOREGROUND_TAB,
                    PageTransition::LINK);
 }
 
 void TaskManagerContents::ShowContextMenu(views::View* source,
                                           int x,
                                           int y,
                                           bool is_mouse_gesture) {
   UpdateStatsCounters();
   Menu menu(this, Menu::TOPLEFT, source->GetContainer()->GetHWND());
   for (std::vector<views::TableColumn>::iterator i =
@@ skipping 175 matching lines @@
 
 views::View* TaskManager::GetContentsView() {
   return contents_.get();
 }
 
 // static
 TaskManager* TaskManager::GetInstance() {
   return Singleton<TaskManager>::get();
 }