Move implementation of BrowserList onto an inner, instantiatable class, BrowserListImpl.

chrome/browser/page_cycler/page_cycler.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/page_cycler/page_cycler.h"
 
 #include "base/bind.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/process_util.h"
 #include "base/string_number_conversions.h"
 #include "base/string_split.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
+#include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
+#include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/test/base/chrome_process_util.h"
 #include "chrome/test/perf/perf_test.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/url_constants.h"
 
@@ skipping 226 matching lines @@
     aborted_ = true;
     error_.append(ASCIIToUTF16(
         "Browser was closed before the run was completed."));
     DLOG(WARNING) <<
         "Page Cycler: browser was closed before the run was completed.";
     content::BrowserThread::PostBlockingPoolTask(
         FROM_HERE,
         base::Bind(&PageCycler::PrepareResultsOnBackgroundThread, this));
   }
 }