Pass through geofencing API calls to the content layer.

Source/modules/geofencing/GeofencingRegion.cpp

Index: Source/modules/geofencing/GeofencingRegion.cpp
diff --git a/Source/modules/geofencing/GeofencingRegion.cpp b/Source/modules/geofencing/GeofencingRegion.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..a9bb199c622dfb114d0cf4da5dc35a146a777003
--- /dev/null
+++ b/Source/modules/geofencing/GeofencingRegion.cpp
@@ -0,0 +1,28 @@
+// 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 "config.h"
+#include "modules/geofencing/GeofencingRegion.h"
+
+#include "modules/geofencing/CircularRegion.h"
+#include "public/platform/WebCircularRegion.h"
+
+namespace blink {
+
+GeofencingRegion* GeofencingRegion::createFromWebRegion(const WebGeofencingRegion& region)
+{
+    switch (region.regionType()) {
+    case WebGeofencingRegion::CircularRegionType:
+        return new CircularRegion(region.toConst<WebCircularRegion>());
+    }
+    ASSERT_NOT_REACHED();
+    return 0;
+}
+
+bool GeofencingRegion::isCircularRegion() const
+{
+    return m_region.regionType() == WebGeofencingRegion::CircularRegionType;
+}
+
+} // namespace blink