Remove base/win/metro.{cc|h} and some associated code

chrome/chrome_process_finder.gypi

 # Copyright (c) 2013 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.
 
 {
   'targets': [
     {
       'target_name': 'chrome_process_finder',
       'type': 'static_library',
       'include_dirs': [
         '..',
       ],
       'dependencies': [
         '../base/base.gyp:base',
-        '../chrome/chrome.gyp:metro_utils',
         '../chrome/common_constants.gyp:common_constants',
       ],
       'conditions': [
         ['configuration_policy==1', {
           'dependencies': [
             'policy_path_parser'
           ],
         }],
       ],
       'sources': [
         'browser/chrome_process_finder_win.cc',
         'browser/chrome_process_finder_win.h',
       ],
     },
   ],
 }