kFileSystemTypeIsolated should be only used in the URL exposed to renderer

webkit/tools/test_shell/simple_file_writer.cc

Index: webkit/tools/test_shell/simple_file_writer.cc
diff --git a/webkit/tools/test_shell/simple_file_writer.cc b/webkit/tools/test_shell/simple_file_writer.cc
index bf48185cb7c5195f62bdc62ea3d88a06d620b499..dd529d6e83aa3367eec70d5b6b27b4a6964fefcb 100644
--- a/webkit/tools/test_shell/simple_file_writer.cc
+++ b/webkit/tools/test_shell/simple_file_writer.cc
@@ -98,7 +98,7 @@ class SimpleFileWriter::IOThreadProxy
 
   // Returns true if it is not writable.
   bool FailIfNotWritable(const FileSystemURL& url) {
-    if (url.type() == fileapi::kFileSystemTypeIsolated) {
+    if (url.type() == fileapi::kFileSystemTypeDragged) {
       // Write is not allowed in isolate file system in SimpleFileWriter.
       DidFailOnMainThread(base::PLATFORM_FILE_ERROR_SECURITY);
       return true;