[K6] Replace bind() + GCed pointers with retainedRef()

third_party/WebKit/Source/modules/worklet/Worklet.cpp

 // Copyright 2016 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 "modules/worklet/Worklet.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptSourceCode.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/WorkerOrWorkletScriptController.h"
@@ skipping 25 matching lines @@
     ScriptPromise promise = resolver->promise();
 
     // TODO(ikilpatrick): WorkerScriptLoader will need to be extended to allow
     // module loading support. For now just fetch a 'classic' script.
 
     // NOTE: WorkerScriptLoader may synchronously invoke its callbacks
     // (resolving the promise) before we return it.
     m_scriptLoaders.append(WorkerScriptLoader::create());
     m_scriptLoaders.last()->loadAsynchronously(*getExecutionContext(), scriptURL, DenyCrossOriginRequests,
         getExecutionContext()->securityContext().addressSpace(),
-        bind(&Worklet::onResponse, this),
-        bind(&Worklet::onFinished, this, unretainedUnsafe(m_scriptLoaders.last().get()), resolver));
+        bind(&Worklet::onResponse, retainedRef(this)),
+        bind(&Worklet::onFinished, retainedRef(this), unretainedUnsafe(m_scriptLoaders.last().get()), retainedRef(resolver)));
 
     return promise;
 }
 
 void Worklet::onResponse()
 {
     // TODO(ikilpatrick): Add devtools instrumentation on worklet script
     // resource loading.
 }
 
@@ skipping 28 matching lines @@
     }
 }
 
 DEFINE_TRACE(Worklet)
 {
     visitor->trace(m_resolvers);
     ActiveDOMObject::trace(visitor);
 }
 
 } // namespace blink