DevTools: Support media event listener breakpoints in frontend.

Source/core/inspector/InspectorDOMDebuggerAgent.cpp

 /*
  * Copyright (C) 2011 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 399 matching lines @@
 void InspectorDOMDebuggerAgent::pauseOnNativeEventIfNeeded(PassRefPtr<JSONObject> eventData, bool synchronous)
 {
     if (!eventData)
         return;
     if (synchronous)
         m_debuggerAgent->breakProgram(InspectorFrontend::Debugger::Reason::EventListener, eventData);
     else
         m_debuggerAgent->schedulePauseOnNextStatement(InspectorFrontend::Debugger::Reason::EventListener, eventData);
 }
 
-PassRefPtr<JSONObject> InspectorDOMDebuggerAgent::preparePauseOnNativeEventData(const String& eventName, const AtomicString* targetName)
+PassRefPtr<JSONObject> InspectorDOMDebuggerAgent::preparePauseOnNativeEventData(const String& eventName, const String* targetName)
 {
     String fullEventName = (targetName ? listenerEventCategoryType : instrumentationEventCategoryType) + eventName;
     if (m_pauseInNextEventListener) {
         m_pauseInNextEventListener = false;
     } else {
         RefPtr<JSONObject> eventListenerBreakpoints = m_state->getObject(DOMDebuggerAgentState::eventListenerBreakpoints);
         JSONObject::iterator it = eventListenerBreakpoints->find(fullEventName);
         if (it == eventListenerBreakpoints->end())
             return nullptr;
         bool match = false;
@@ skipping 37 matching lines @@
     pauseOnNativeEventIfNeeded(preparePauseOnNativeEventData(cancelAnimationFrameEventName, 0), true);
 }
 
 void InspectorDOMDebuggerAgent::willFireAnimationFrame(Document*, int)
 {
     pauseOnNativeEventIfNeeded(preparePauseOnNativeEventData(animationFrameFiredEventName, 0), false);
 }
 
 void InspectorDOMDebuggerAgent::willHandleEvent(EventTarget* target, Event* event, EventListener*, bool)
 {
-    pauseOnNativeEventIfNeeded(preparePauseOnNativeEventData(event->type(), &target->interfaceName()), false);
+    Node* node = target->toNode();
+    String targetName = node ? node->nodeName() : target->interfaceName();
+    pauseOnNativeEventIfNeeded(preparePauseOnNativeEventData(event->type(), &targetName), false);
 }
 
 void InspectorDOMDebuggerAgent::willExecuteCustomElementCallback(Element*)
 {
     pauseOnNativeEventIfNeeded(preparePauseOnNativeEventData(customElementCallbackName, 0), false);
 }
 
 void InspectorDOMDebuggerAgent::didFireWebGLError(const String& errorName)
 {
     RefPtr<JSONObject> eventData = preparePauseOnNativeEventData(webglErrorFiredEventName, 0);
@@ skipping 66 matching lines @@
 }
 
 void InspectorDOMDebuggerAgent::clear()
 {
     m_domBreakpoints.clear();
     m_pauseInNextEventListener = false;
 }
 
 } // namespace WebCore