Send mouse events for disabled form controls.

third_party/WebKit/Source/core/events/EventPath.cpp

Index: third_party/WebKit/Source/core/events/EventPath.cpp
diff --git a/third_party/WebKit/Source/core/events/EventPath.cpp b/third_party/WebKit/Source/core/events/EventPath.cpp
index ee57ba46b68ebb858cc5b297526e46009a83d31c..efe3dabb2d54a54382407c6475f628cc32583c66 100644
--- a/third_party/WebKit/Source/core/events/EventPath.cpp
+++ b/third_party/WebKit/Source/core/events/EventPath.cpp
@@ -376,6 +376,15 @@ void EventPath::AdjustTouchList(
   }
 }
 
+bool EventPath::DisabledFormControlExistsInPath() const {
+  for (auto& context : node_event_contexts_) {

[jbroman, 2017/04/24 19:50:32]

super-nit: prefer "const auto&" to "auto&", here and below?

[dtapuska, 2017/04/24 19:59:29]

Done.

+    Node* target_node = context.GetNode();
+    if (target_node && IsDisabledFormControl(target_node))
+      return true;
+  }
+  return false;
+}
+
 NodeEventContext& EventPath::TopNodeEventContext() {
   DCHECK(!IsEmpty());
   return Last();