1 files changed, 11 insertions, 3 deletions
diff --git a/chromium/third_party/blink/renderer/core/events/before_unload_event.h b/chromium/third_party/blink/renderer/core/events/before_unload_event.h
index 6d735418639..2782808c164 100644
--- a/chromium/third_party/blink/renderer/core/events/before_unload_event.h
+++ b/chromium/third_party/blink/renderer/core/events/before_unload_event.h
@@ -34,9 +34,12 @@ class BeforeUnloadEvent final : public Event {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
+  BeforeUnloadEvent();
   ~BeforeUnloadEvent() override;
 
-  static BeforeUnloadEvent* Create() { return new BeforeUnloadEvent; }
+  static BeforeUnloadEvent* Create() {
+    return MakeGarbageCollected<BeforeUnloadEvent>();
+  }
 
   bool IsBeforeUnloadEvent() const override;
 
@@ -49,11 +52,16 @@ class BeforeUnloadEvent final : public Event {
     return event_interface_names::kBeforeUnloadEvent;
   }
 
+  // A confirmation dialog for leaving a page is expected to be shown
+  // regardless of the state of the page.  So, beforeunload's event
+  // listeners should always run regardless of pause.
+  bool ShouldDispatchEvenWhenExecutionContextIsPaused() const override {
+    return true;
+  }
+
   void Trace(blink::Visitor*) override;
 
  private:
-  BeforeUnloadEvent();
-
   String return_value_;
 };