Fix more remaining FilePath -> base::FilePath.

cloud_print/virtual_driver/win/port_monitor/port_monitor_dll.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 "cloud_print/virtual_driver/win/port_monitor/port_monitor.h"
 
 #include <lmcons.h>
 #include <shellapi.h>
 #include <shlobj.h>
 #include <strsafe.h>
@@ skipping 21 matching lines @@
 
 const wchar_t kChromeExePath[] = L"google\\chrome\\application\\chrome.exe";
 const wchar_t kChromeExePathRegValue[] = L"PathToChromeExe";
 const wchar_t kChromeProfilePathRegValue[] = L"PathToChromeProfile";
 const bool kIsUnittest = false;
 
 namespace {
 
 // Returns true if Xps support is installed.
 bool XpsIsInstalled() {
-  FilePath xps_path;
+  base::FilePath xps_path;
   if (!SUCCEEDED(GetPrinterDriverDir(&xps_path))) {
     return false;
   }
   xps_path = xps_path.Append(L"mxdwdrv.dll");
   if (!file_util::PathExists(xps_path)) {
     return false;
   }
   return true;
 }
 
@@ skipping 20 matching lines @@
 }   // namespace cloud_print
 
 HRESULT WINAPI DllRegisterServer(void) {
   base::AtExitManager at_exit_manager;
   if (!cloud_print::CanRegister()) {
     return E_ACCESSDENIED;
   }
   MONITOR_INFO_2 monitor_info = {0};
   // YUCK!!!  I can either copy the constant, const_cast, or define my own
   // MONITOR_INFO_2 that will take const strings.
-  FilePath dll_path(cloud_print::GetPortMonitorDllName());
+  base::FilePath dll_path(cloud_print::GetPortMonitorDllName());
   monitor_info.pDLLName = const_cast<LPWSTR>(dll_path.value().c_str());
   monitor_info.pName = const_cast<LPWSTR>(dll_path.value().c_str());
   if (AddMonitor(NULL, 2, reinterpret_cast<BYTE*>(&monitor_info))) {
     return S_OK;
   }
   return cloud_print::GetLastHResult();
 }
 
 HRESULT WINAPI DllUnregisterServer(void) {
   base::AtExitManager at_exit_manager;
   if (!cloud_print::CanRegister()) {
     return E_ACCESSDENIED;
   }
-  FilePath dll_path(cloud_print::GetPortMonitorDllName());
+  base::FilePath dll_path(cloud_print::GetPortMonitorDllName());
   if (DeleteMonitor(NULL,
                     NULL,
                     const_cast<LPWSTR>(dll_path.value().c_str()))) {
     return S_OK;
   }
   return cloud_print::GetLastHResult();
 }