Index: Source/core/fileapi/Blob.idl |
diff --git a/Source/core/fileapi/Blob.idl b/Source/core/fileapi/Blob.idl |
index df6662d3af4987f83d8f87a467154ef0e6203360..dbc5e5acfc626d4b1e010007beeab995ccde92af 100644 |
--- a/Source/core/fileapi/Blob.idl |
+++ b/Source/core/fileapi/Blob.idl |
@@ -38,7 +38,7 @@ |
readonly attribute unsigned long long size; |
readonly attribute DOMString type; |
- [RaisesException] Blob slice(optional long long start, optional long long end, [TreatNullAs=NullString, TreatUndefinedAs=NullString] optional DOMString contentType); |
+ [RaisesException] Blob slice(optional long long start, optional long long end, [TreatUndefinedAs=NullString] optional DOMString? contentType); |
[RaisesException, CallWith=ExecutionContext, RuntimeEnabled=FileAPIBlobClose] void close(); |
}; |