Delete geofencing implementation.

third_party/WebKit/Source/modules/geofencing/GeofencingEvent.cpp

-// Copyright 2014 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/geofencing/GeofencingEvent.h"
-
-namespace blink {
-
-GeofencingEvent::GeofencingEvent()
-{
-}
-
-GeofencingEvent::GeofencingEvent(const AtomicString& type, const String& id, GeofencingRegion* region)
-    : Event(type, /*canBubble=*/false, /*cancelable=*/false)
-    , m_id(id)
-    , m_region(region)
-{
-}
-
-GeofencingEvent::~GeofencingEvent()
-{
-}
-
-DEFINE_TRACE(GeofencingEvent)
-{
-    visitor->trace(m_region);
-    Event::trace(visitor);
-}
-
-const AtomicString& GeofencingEvent::interfaceName() const
-{
-    return EventNames::GeofencingEvent;
-}
-
-} // namespace blink