Pass through geofencing API calls to the content layer.

Source/platform/exported/WebGeofencingRegionPrivate.h

Index: Source/platform/exported/WebGeofencingRegionPrivate.h
diff --git a/Source/platform/exported/WebGeofencingRegionPrivate.h b/Source/platform/exported/WebGeofencingRegionPrivate.h
new file mode 100644
index 0000000000000000000000000000000000000000..8672f72ed6d846d27af973c22f73fc309242162c
--- /dev/null
+++ b/Source/platform/exported/WebGeofencingRegionPrivate.h
@@ -0,0 +1,29 @@
+// 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 WebGeofencingRegionPrivate_h
+#define WebGeofencingRegionPrivate_h
+
+#include "public/platform/WebGeofencingRegion.h"
+#include "public/platform/WebString.h"
+#include "wtf/ThreadSafeRefCounted.h"
+
+namespace blink {
+
+class WebGeofencingRegionPrivate : public ThreadSafeRefCounted<WebGeofencingRegionPrivate> {
+protected:
+    explicit WebGeofencingRegionPrivate(const WebString& id)
+        : id(id)
+    { }
+
+public:
+    virtual ~WebGeofencingRegionPrivate() { }
+    virtual WebGeofencingRegion::RegionType regionType() const = 0;
+
+    const WebString id;
+};
+
+} // namespace blink
+
+#endif // WebGeofencingRegionPrivate_h