Properly name the timeout callback for update event.

third_party/WebKit/Source/modules/payments/PaymentRequestUpdateEvent.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/payments/PaymentRequestUpdateEvent.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptFunction.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/ExceptionCode.h"
@@ skipping 102 matching lines @@
     }
 
     stopImmediatePropagation();
     m_waitForUpdate = true;
     m_abortTimer.stop();
 
     promise.then(UpdatePaymentDetailsFunction::createFunction(scriptState, m_updater),
         UpdatePaymentDetailsErrorFunction::createFunction(scriptState, m_updater));
 }
 
-void PaymentRequestUpdateEvent::onTimerFired(TimerBase*)
-{
-    if (!m_updater)
-        return;
-
-    m_updater->onUpdatePaymentDetailsFailure("Timed out as the page didn't resolve the promise from change event");
-}
-
 DEFINE_TRACE(PaymentRequestUpdateEvent)
 {
     visitor->trace(m_updater);
     Event::trace(visitor);
 }
 
+void PaymentRequestUpdateEvent::onUpdateEventTimeoutForTesting()
+{
+    onUpdateEventTimeout(0);
+}
+
+void PaymentRequestUpdateEvent::onUpdateEventTimeout(TimerBase*)
+{
+    if (!m_updater)
+        return;
+
+    m_updater->onUpdatePaymentDetailsFailure("Timed out as the page didn't resolve the promise from change event");
+}
+
 PaymentRequestUpdateEvent::PaymentRequestUpdateEvent(const AtomicString& type, const PaymentRequestUpdateEventInit& init)
     : Event(type, init)
     , m_waitForUpdate(false)
-    , m_abortTimer(this, &PaymentRequestUpdateEvent::onTimerFired)
+    , m_abortTimer(this, &PaymentRequestUpdateEvent::onUpdateEventTimeout)
 {
 }
 
 } // namespace blink