Specialize base::IsWeakReceiver for Blink weak pointers to support base::Bind (1/5)

third_party/WebKit/Source/modules/nfc/NFC.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 "modules/nfc/NFC.h"
 
 #include "bindings/core/v8/JSONValuesForV8.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/V8ArrayBuffer.h"
 #include "core/dom/DOMArrayBuffer.h"
@@ skipping 426 matching lines @@
 
 } // anonymous namespace
 
 NFC::NFC(LocalFrame* frame)
     : PageLifecycleObserver(frame->page())
     , ContextLifecycleObserver(frame->document())
     , m_client(this)
 {
     ThreadState::current()->registerPreFinalizer(this);
     frame->serviceRegistry()->connectToRemoteService(mojo::GetProxy(&m_nfc));
-    m_nfc.set_connection_error_handler(createBaseCallback(bind(&NFC::OnConnectionError, WeakPersistentThisPointer<NFC>(this))));
+    m_nfc.set_connection_error_handler(createBaseCallback(bind(&NFC::OnConnectionError, wrapWeakPersistent(this))));
     m_nfc->SetClient(m_client.CreateInterfacePtrAndBind());
 }
 
 NFC* NFC::create(LocalFrame* frame)
 {
     NFC* nfc = new NFC(frame);
     return nfc;
 }
 
 NFC::~NFC()
@@ skipping 122 matching lines @@
 }
 
 DEFINE_TRACE(NFC)
 {
     PageLifecycleObserver::trace(visitor);
     ContextLifecycleObserver::trace(visitor);
     visitor->trace(m_requests);
 }
 
 } // namespace blink