Make UA dblclick events composed events

third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html

Index: third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html
diff --git a/third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html b/third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html
index b8f4fc7edbf8b8fcd22eb2d479532a82004a38a1..5b090a6917bb06796d2c6c3ca43802e6b69be515 100644
--- a/third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html
+++ b/third_party/WebKit/LayoutTests/shadow-dom/event-composed-ua.html
@@ -60,4 +60,20 @@ async_test(function(t) {
 target.select();
 var userError = new Event('error');
 target.dispatchEvent(userError);
+
+function doubleClick(x, y) {
+    eventSender.mouseMoveTo(x, y);
+    eventSender.mouseDown();
+    eventSender.mouseUp();
+    eventSender.mouseDown();
+    eventSender.mouseUp();
+}
+
+async_test((test) => {
+  input.addEventListener('dblclick', test.step_func_done((e) => {
+    assert_true(e.composed);
+  }));
+}, 'dblclick');

[kochi, 2016/11/09 09:22:11]

Could you make this a complete sentence?

[hayato, 2016/11/10 01:00:21]

Done

+
+doubleClick(input.offsetLeft, input.offsetTop);
 </script>