[DevTools] Support JQuery event listeners

Source/core/inspector/InjectedScript.cpp

Index: Source/core/inspector/InjectedScript.cpp
diff --git a/Source/core/inspector/InjectedScript.cpp b/Source/core/inspector/InjectedScript.cpp
index c6c60548a54dcdbbea5484f9db9625c0ce8680f7..20d7f2b21089794f079a6fd6e40a024182510607 100644
--- a/Source/core/inspector/InjectedScript.cpp
+++ b/Source/core/inspector/InjectedScript.cpp
@@ -424,6 +424,18 @@ void InjectedScript::setCustomObjectFormatterEnabled(bool enabled)
     makeCall(function, &result);
 }
 
+v8::Local<v8::Array> InjectedScript::frameworkUserEventListeners(v8::Local<v8::Value> object)
+{
+    v8::Local<v8::Value> result = callMethod("frameworkUserEventListeners", object);
+    return !result.IsEmpty() ? result.As<v8::Array>() : v8::Local<v8::Array>();
+}
+
+v8::Local<v8::Set> InjectedScript::frameworkInternalEventHandlers(v8::Local<v8::Value> object)
+{
+    v8::Local<v8::Value> result = callMethod("frameworkInternalEventHandlers", object);
+    return !result.IsEmpty() ? result.As<v8::Set>() : v8::Local<v8::Set>();
+}
+
 void InjectedScript::initialize(ScriptValue injectedScriptObject, InspectedStateAccessCheck accessCheck)
 {
     m_injectedScriptObject = injectedScriptObject;
@@ -538,5 +550,14 @@ void InjectedScript::makeCallWithExceptionDetails(ScriptFunctionCall& function,
     }
 }
 
+v8::Local<v8::Value> InjectedScript::callMethod(String methodName, v8::Local<v8::Value> argument)
+{
+    ScriptFunctionCall function(injectedScriptObject(), methodName);
+    function.appendArgument(argument);
+    bool hadException = false;
+    ScriptValue result = callFunctionWithEvalEnabled(function, hadException);
+    return !hadException ? result.v8Value() : v8::Local<v8::Value>();
+}
+
 } // namespace blink