remove DIR_LOCAL_APP_DATA_LOW from base.

cloud_print/virtual_driver/win/port_monitor/port_monitor.cc

Index: cloud_print/virtual_driver/win/port_monitor/port_monitor.cc
diff --git a/cloud_print/virtual_driver/win/port_monitor/port_monitor.cc b/cloud_print/virtual_driver/win/port_monitor/port_monitor.cc
index 26f7b3f457ac55aaa159583d4256ef4998d48df1..28c4a3b92ca81bbf66c16a13588769267bcc798b 100644
--- a/cloud_print/virtual_driver/win/port_monitor/port_monitor.cc
+++ b/cloud_print/virtual_driver/win/port_monitor/port_monitor.cc
@@ -106,14 +106,22 @@ MONITOR2 g_monitor_2 = {
   Monitor2Shutdown
 };
 
+base::FilePath GetLocalAppDataLow() {
+  wchar_t system_buffer[MAX_PATH];
+  if (FAILED(SHGetFolderPath(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT,
+                             system_buffer)))
+    return base::FilePath();
+  return base::FilePath(system_buffer).DirName().AppendASCII("LocalLow");
+}
+
 base::FilePath GetAppDataDir() {
   base::FilePath file_path;
-  base::win::Version version = base::win::GetVersion();
-  int path_id = (version >= base::win::VERSION_VISTA) ?
-                base::DIR_LOCAL_APP_DATA_LOW : base::DIR_LOCAL_APP_DATA;
-  if (!PathService::Get(path_id, &file_path)) {
-    LOG(ERROR) << "Can't get DIR_LOCAL_APP_DATA";
-    return base::FilePath();
+  if (base::win::GetVersion() >= base::win::VERSION_VISTA)
+    file_path = GetLocalAppDataLow();
+  else
+    PathService::Get(base::DIR_LOCAL_APP_DATA, &file_path);
+  if (file_path.empty()) {
+    LOG(ERROR) << "Can't get app data dir";
   }
   return file_path.Append(kAppDataDir);
 }