Bluetooth low energy connection.

components/proximity_auth/connection.h

Index: components/proximity_auth/connection.h
diff --git a/components/proximity_auth/connection.h b/components/proximity_auth/connection.h
index 44a3ff55a8d18ce6a241fbbfd7345055382f1640..882e98ea972189d42dbc6474f81ac61ac69cb920 100644
--- a/components/proximity_auth/connection.h
+++ b/components/proximity_auth/connection.h
@@ -85,6 +85,11 @@ class Connection {
   virtual scoped_ptr<WireMessage> DeserializeWireMessage(
       bool* is_incomplete_message);
 
+  // Exposed so it is possible to override DeserializeWireMessage in
+  // BluetoothLowEnergyConnection, while mantaining the same functionality.
+  // TODO(sacomoto): remove this when FakeWireMessage is not needed anymore.
+  const std::string& received_bytes() { return received_bytes_; }
+
  private:
   // The remote device corresponding to this connection.
   const RemoteDevice remote_device_;