Fix bug number typo in comment.

chrome/browser/task_manager/task_manager_browsertest.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/task_manager/task_manager.h"
 
 #include "base/files/file_path.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 189 matching lines @@
   TaskManager::GetInstance()->KillProcess(tab);
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchTab("title1.html")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
 
   // Tab should reappear in task manager upon reload.
   chrome::Reload(browser(), CURRENT_TAB);
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchTab("title1.html")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(2, MatchAnyTab()));
 }
 
-// Test for http://crbug.com/444722, which is not fixed yet.
+// Test for http://crbug.com/444945, which is not fixed yet.
 IN_PROC_BROWSER_TEST_F(TaskManagerBrowserTest,
                        DISABLED_NavigateAwayFromHungRenderer) {
   host_resolver()->AddRule("*", "127.0.0.1");
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
   ShowTaskManager();
 
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAboutBlankTab()));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
 
   GURL url1(embedded_test_server()->GetURL("/title2.html"));
@@ skipping 866 matching lines @@
   } else {
     ASSERT_NO_FATAL_FAILURE(
         WaitForTaskManagerRows(0, MatchSubframe("http://b.com/")));
     ASSERT_NO_FATAL_FAILURE(
         WaitForTaskManagerRows(1, MatchSubframe("http://c.com/")));
     ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnySubframe()));
   }
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchTab("aac")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
 }