Modify devtools to show passive event listeners.

third_party/WebKit/Source/platform/v8_inspector/V8InjectedScriptHost.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/v8_inspector/V8InjectedScriptHost.h"
 
 #include "platform/inspector_protocol/String16.h"
 #include "platform/inspector_protocol/Values.h"
 #include "platform/v8_inspector/InjectedScript.h"
 #include "platform/v8_inspector/InjectedScriptHost.h"
@@ skipping 161 matching lines @@
 {
     v8::Local<v8::Array> result = v8::Array::New(isolate);
     size_t handlersCount = listeners.size();
     for (size_t i = 0, outputIndex = 0; i < handlersCount; ++i) {
         if (listeners[i].eventType != type)
             continue;
         v8::Local<v8::Object> function = listeners[i].handler;
         v8::Local<v8::Object> listenerEntry = v8::Object::New(isolate);
         listenerEntry->Set(toV8StringInternalized(isolate, "listener"), function);
         listenerEntry->Set(toV8StringInternalized(isolate, "useCapture"), v8::Boolean::New(isolate, listeners[i].useCapture));
+        listenerEntry->Set(toV8StringInternalized(isolate, "passive"), v8::Boolean::New(isolate, listeners[i].passive));
         result->Set(v8::Number::New(isolate, outputIndex++), listenerEntry);
     }
     return result;
 }
 
 void V8InjectedScriptHost::getEventListenersCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (info.Length() < 1)
         return;
 
@@ skipping 240 matching lines @@
 {
     return InjectedScriptHostWrapper::wrap(constructorTemplate, context, host);
 }
 
 InjectedScriptHost* V8InjectedScriptHost::unwrap(v8::Local<v8::Context> context, v8::Local<v8::Object> object)
 {
     return InjectedScriptHostWrapper::unwrap(context, object);
 }
 
 } // namespace blink