Allow posting a Task to Microtasks

Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp

Index: Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp
diff --git a/Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp b/Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp
index 5337da3359835fb8512eaecab54cf2cf28eed2b5..fa515c5d91d862a06fa982202119b9244757d386 100644
--- a/Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp
+++ b/Source/core/dom/custom/CustomElementMicrotaskDispatcher.cpp
@@ -11,6 +11,7 @@
 #include "core/dom/custom/CustomElementMicrotaskImportStep.h"
 #include "core/dom/custom/CustomElementScheduler.h"
 #include "core/html/imports/HTMLImport.h"
+#include "platform/Task.h"
 #include "wtf/MainThread.h"
 
 namespace WebCore {
@@ -56,7 +57,7 @@ void CustomElementMicrotaskDispatcher::importDidFinish(CustomElementMicrotaskImp
 void CustomElementMicrotaskDispatcher::ensureMicrotaskScheduled()
 {
     if (!m_hasScheduledMicrotask) {
-        Microtask::enqueueMicrotask(&dispatch);
+        Microtask::enqueueMicrotask(new Task(WTF::bind(&dispatch)));
         m_hasScheduledMicrotask = true;
     }
 }