base: Extract FileEnumerator out of file_util.h

base/file_util.cc

Index: base/file_util.cc
diff --git a/base/file_util.cc b/base/file_util.cc
index 0febbf587f839eacca34596c13052a100ededfff..2be26447411a84fa802ef0f5cb26ebeca9292174 100644
--- a/base/file_util.cc
+++ b/base/file_util.cc
@@ -351,14 +351,4 @@ int64 ComputeFilesSize(const FilePath& directory,
   return running_size;
 }
 
-///////////////////////////////////////////////
-// FileEnumerator
-//
-// Note: the main logic is in file_util_<platform>.cc
-
-bool FileEnumerator::ShouldSkip(const FilePath& path) {
-  FilePath::StringType basename = path.BaseName().value();
-  return IsDot(path) || (IsDotDot(path) && !(INCLUDE_DOT_DOT & file_type_));
-}
-
 }  // namespace