Pass through geofencing API calls to the content layer.

Source/modules/geofencing/WorkerNavigatorGeofencing.h

Index: Source/modules/geofencing/WorkerNavigatorGeofencing.h
diff --git a/Source/modules/geofencing/WorkerNavigatorGeofencing.h b/Source/modules/geofencing/WorkerNavigatorGeofencing.h
new file mode 100644
index 0000000000000000000000000000000000000000..a2e36e98577b391a74b6d1b80f479358be5734f0
--- /dev/null
+++ b/Source/modules/geofencing/WorkerNavigatorGeofencing.h
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+// 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.
+
+#ifndef WorkerNavigatorGeofencing_h
+#define WorkerNavigatorGeofencing_h
+
+#include "platform/Supplementable.h"
+#include "platform/heap/Handle.h"
+
+namespace blink {
+
+class Geofencing;
+class WorkerNavigator;
+
+class WorkerNavigatorGeofencing FINAL
+    : public NoBaseWillBeGarbageCollectedFinalized<WorkerNavigatorGeofencing>
+    , public WillBeHeapSupplement<WorkerNavigator> {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(WorkerNavigatorGeofencing);
+
+public:
+    virtual ~WorkerNavigatorGeofencing();
+    static WorkerNavigatorGeofencing& from(WorkerNavigator&);
+
+    static Geofencing* geofencing(WorkerNavigator&);
+    Geofencing* geofencing();
+
+    virtual void trace(Visitor*) OVERRIDE;
+
+private:
+    WorkerNavigatorGeofencing();
+    static const char* supplementName();
+
+    PersistentWillBeMember<Geofencing> m_geofencing;
+};
+
+} // namespace blink
+
+#endif // WorkerNavigatorGeofencing_h