Remove setting cancelBubble to false.

third_party/WebKit/Source/modules/indexeddb/IDBEventDispatcher.cpp

 /*
  * Copyright (C) 2010 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 10 matching lines @@
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "modules/indexeddb/IDBEventDispatcher.h"
 
-#include "core/frame/UseCounter.h"
 #include "modules/EventModules.h"
 #include "modules/EventTargetModules.h"
 
 namespace blink {
 
 DispatchEventResult IDBEventDispatcher::dispatch(
     Event* event,
     HeapVector<Member<EventTarget>>& eventTargets) {
   size_t size = eventTargets.size();
   ASSERT(size);
 
   event->setEventPhase(Event::kCapturingPhase);
   for (size_t i = size - 1; i; --i) {  // Don't do the first element.
     event->setCurrentTarget(eventTargets[i].get());
     eventTargets[i]->fireEventListeners(event);
     if (event->propagationStopped())
       goto doneDispatching;
   }
 
   event->setEventPhase(Event::kAtTarget);
   event->setCurrentTarget(eventTargets[0].get());
   eventTargets[0]->fireEventListeners(event);
-  if (event->propagationStopped() || !event->bubbles())
+  if (event->propagationStopped() || !event->bubbles() || event->cancelBubble())
     goto doneDispatching;
-  if (event->bubbles() && event->cancelBubble()) {
-    for (size_t i = 1; i < size; ++i) {  // Don't do the first element.
-      if (eventTargets[i]->hasEventListeners(event->type()))
-        UseCounter::count(eventTargets[i]->getExecutionContext(),
-                          UseCounter::EventCancelBubbleAffected);
-    }
-    goto doneDispatching;
-  }
 
   event->setEventPhase(Event::kBubblingPhase);
   for (size_t i = 1; i < size; ++i) {  // Don't do the first element.
     event->setCurrentTarget(eventTargets[i].get());
     eventTargets[i]->fireEventListeners(event);
-    if (event->propagationStopped())
+    if (event->propagationStopped() || event->cancelBubble())
       goto doneDispatching;
-    if (event->cancelBubble()) {
-      for (size_t j = i + 1; j < size; ++j) {
-        if (eventTargets[j]->hasEventListeners(event->type()))
-          UseCounter::count(eventTargets[j]->getExecutionContext(),
-                            UseCounter::EventCancelBubbleAffected);
-      }
-      goto doneDispatching;
-    }
   }
 
 doneDispatching:
   event->setCurrentTarget(nullptr);
   event->setEventPhase(Event::kNone);
   return EventTarget::dispatchEventResult(*event);
 }
 
 }  // namespace blink