fix url comment on HTMLDialogElement.cpp

third_party/WebKit/Source/core/html/HTMLDialogElement.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 29 matching lines @@
 using namespace HTMLNames;
 
 // This function chooses the focused element when show() or showModal() is
 // invoked, as described in their spec.
 static void SetFocusForDialog(HTMLDialogElement* dialog) {
   Element* focusable_descendant = nullptr;
   Node* next = nullptr;
 
   // TODO(kochi): How to find focusable element inside Shadow DOM is not
   // currently specified.  This may change at any time.
-  // See crbug/383230 and https://github.com/whatwg/html/issue/2393 .
+  // See crbug/383230 and https://github.com/whatwg/html/issues/2393 .
   for (Node* node = FlatTreeTraversal::FirstChild(*dialog); node; node = next) {
     next = isHTMLDialogElement(*node)
                ? FlatTreeTraversal::NextSkippingChildren(*node, dialog)
                : FlatTreeTraversal::Next(*node, dialog);
 
     if (!node->IsElementNode())
       continue;
     Element* element = ToElement(node);
     if (element->IsFormControlElement()) {
       HTMLFormControlElement* control = ToHTMLFormControlElement(node);
@@ skipping 148 matching lines @@
 void HTMLDialogElement::DefaultEventHandler(Event* event) {
   if (event->type() == EventTypeNames::cancel) {
     CloseDialog();
     event->SetDefaultHandled();
     return;
   }
   HTMLElement::DefaultEventHandler(event);
 }
 
 }  // namespace blink