Reverting 13748.

base/file_util.h

Index: base/file_util.h
===================================================================
--- base/file_util.h	(revision 13750)
+++ base/file_util.h	(working copy)
@@ -27,10 +27,6 @@
 #include "base/scoped_ptr.h"
 #include "base/file_path.h"
 
-namespace base {
-class Time;
-}
-
 namespace file_util {
 
 //-----------------------------------------------------------------------------
@@ -139,9 +135,10 @@
 
 #if defined(OS_WIN)
 // Returns the number of files matching the current path that were
-// created on or after the given |file_time|.  Doesn't count ".." or ".".
-int CountFilesCreatedAfter(const FilePath& path,
-                           const base::Time& file_time);
+// created on or after the given FILETIME.  Doesn't count ".." or ".".
+// Filetime is UTC filetime, not LocalFiletime.
+int CountFilesCreatedAfter(const std::wstring& path,
+                           const FILETIME& file_time);
 #endif  // defined(OS_WIN)
 
 // Deletes the given path, whether it's a file or a directory.