1 files changed, 5 insertions, 0 deletions
diff --git a/Source/WebKit/chromium/public/platform/WebFileSystem.h b/Source/WebKit/chromium/public/platform/WebFileSystem.h
index 2562ef1c3..25afb49f0 100644
--- a/Source/WebKit/chromium/public/platform/WebFileSystem.h
+++ b/Source/WebKit/chromium/public/platform/WebFileSystem.h
@@ -46,6 +46,11 @@ public:
     enum Type {
         TypeTemporary,
         TypePersistent,
+
+        // Indicates an isolated filesystem which only exposes a set of files.
+        TypeIsolated,
+
+        // Indicates a non-sandboxed filesystem.
         TypeExternal,
     };