Cleanup: Remove unneeded path_service.h includes in base and chrome.

chrome/browser/process_singleton_win.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/process_singleton.h"
 
 #include <shellapi.h>
 
 #include "base/base_paths.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
-#include "base/path_service.h"
 #include "base/process/kill.h"
 #include "base/process/process_info.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "base/win/metro.h"
 #include "base/win/registry.h"
 #include "base/win/scoped_handle.h"
 #include "base/win/windows_version.h"
@@ skipping 432 matching lines @@
           ::SetEvent(metro_activation_event.Get());
       }
     }
   }
 
   return window_.hwnd() != NULL;
 }
 
 void ProcessSingleton::Cleanup() {
 }