Move FileEnumerator to its own file, do some refactoring.

webkit/fileapi/isolated_file_util_unittest.cc

Index: webkit/fileapi/isolated_file_util_unittest.cc
diff --git a/webkit/fileapi/isolated_file_util_unittest.cc b/webkit/fileapi/isolated_file_util_unittest.cc
index 7452a31dcdf034bf50c26ff2007b058c23f54be0..92b9f8cbb5478ab4ef3bbf00f2bea5951480a508 100644
--- a/webkit/fileapi/isolated_file_util_unittest.cc
+++ b/webkit/fileapi/isolated_file_util_unittest.cc
@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "base/file_util.h"
+#include "base/files/file_enumerator.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ -28,8 +29,6 @@
 #include "webkit/fileapi/native_file_util.h"
 #include "webkit/fileapi/test_file_set.h"
 
-using file_util::FileEnumerator;
-
 namespace fileapi {
 
 namespace {
@@ -365,18 +364,17 @@ TEST_F(IsolatedFileUtilTest, ReadDirectoryTest) {
     EntryMap expected_entry_map;
 
     base::FilePath dir_path = GetTestCasePlatformPath(test_case.path);
-    FileEnumerator file_enum(
+    base::FileEnumerator file_enum(
         dir_path, false /* not recursive */,
-        FileEnumerator::FILES | FileEnumerator::DIRECTORIES);
+        base::FileEnumerator::FILES | base::FileEnumerator::DIRECTORIES);
     base::FilePath current;
     while (!(current = file_enum.Next()).empty()) {
-      FileEnumerator::FindInfo file_info;
-      file_enum.GetFindInfo(&file_info);
+      base::FileEnumerator::FileInfo file_info = file_enum.GetInfo();
       base::FileUtilProxy::Entry entry;
-      entry.is_directory = FileEnumerator::IsDirectory(file_info);
+      entry.is_directory = file_info.IsDirectory();
       entry.name = current.BaseName().value();
-      entry.size = FileEnumerator::GetFilesize(file_info);
-      entry.last_modified_time = FileEnumerator::GetLastModifiedTime(file_info);
+      entry.size = file_info.GetSize();
+      entry.last_modified_time = file_info.GetLastModifiedTime();
       expected_entry_map[entry.name] = entry;
 
 #if defined(OS_POSIX)