Cleanup some duplicated includes.

chrome/browser/browser_main.cc

 // Copyright (c) 2010 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_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 106 matching lines @@
 #include <commctrl.h>
 #include <shellapi.h>
 
 #include "app/l10n_util_win.h"
 #include "app/win_util.h"
 #include "chrome/browser/browser_trial.h"
 #include "chrome/browser/metrics/user_metrics.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/rlz/rlz.h"
 #include "chrome/browser/views/user_data_dir_dialog.h"
-#include "chrome/common/env_vars.h"
 #include "chrome/common/sandbox_policy.h"
 #include "chrome/installer/util/helper.h"
 #include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/shell_util.h"
 #include "chrome/installer/util/version.h"
 #include "gfx/platform_font_win.h"
 #include "net/base/net_util.h"
 #include "net/base/sdch_manager.h"
 #include "printing/printed_document.h"
 #include "sandbox/src/sandbox.h"
@@ skipping 1370 matching lines @@
   metrics->Stop();
 
   // browser_shutdown takes care of deleting browser_process, so we need to
   // release it.
   ignore_result(browser_process.release());
   browser_shutdown::Shutdown();
 
   TRACE_EVENT_END("BrowserMain", 0, 0);
   return result_code;
 }