DevTools: Remove async call stacks support for EventTarget.addEventListener.

Source/core/inspector/InspectorInstrumentation.idl

Index: Source/core/inspector/InspectorInstrumentation.idl
diff --git a/Source/core/inspector/InspectorInstrumentation.idl b/Source/core/inspector/InspectorInstrumentation.idl
index 78b7ac78b96259142eca5101202388c3c676cfae..d4a51eb0f8523c1952cd53e6c4335e3a98551c92 100644
--- a/Source/core/inspector/InspectorInstrumentation.idl
+++ b/Source/core/inspector/InspectorInstrumentation.idl
@@ -160,15 +160,6 @@ interface InspectorInstrumentation {
     [Timeline, Inline=FastReturn]
     void didDispatchEvent(const InspectorInstrumentationCookie&);
 
-    [Debugger, Inline=FastReturn]
-    void didAddEventListener([Keep] EventTarget*, const AtomicString& eventType, EventListener* listener, bool useCapture);
-
-    [Debugger, Inline=FastReturn]
-    void didRemoveEventListener([Keep] EventTarget*, const AtomicString& eventType, EventListener* listener, bool useCapture);
-
-    [Debugger, Inline=FastReturn]
-    void didRemoveAllEventListeners([Keep] EventTarget*);
-
     [Debugger, DOMDebugger, Inline=FastReturn]
     InspectorInstrumentationCookie willHandleEvent([Keep] EventTarget*, const AtomicString& eventType, EventListener* listener, bool useCapture);