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Diffstat (limited to 'chromium/third_party/blink/renderer/core/messaging/message_port.idl')
-rw-r--r--chromium/third_party/blink/renderer/core/messaging/message_port.idl2
1 files changed, 1 insertions, 1 deletions
diff --git a/chromium/third_party/blink/renderer/core/messaging/message_port.idl b/chromium/third_party/blink/renderer/core/messaging/message_port.idl
index 554b822687e..6fab27fcdf1 100644
--- a/chromium/third_party/blink/renderer/core/messaging/message_port.idl
+++ b/chromium/third_party/blink/renderer/core/messaging/message_port.idl
@@ -33,7 +33,7 @@
Transferable
] interface MessagePort : EventTarget {
[CallWith=ScriptState, RaisesException, Measure] void postMessage(any message, sequence<object> transfer);
- [CallWith=ScriptState, RaisesException, Measure] void postMessage(any message, optional PostMessageOptions options);
+ [CallWith=ScriptState, RaisesException, Measure] void postMessage(any message, optional PostMessageOptions options = {});
[Measure] void start();
[Measure] void close();