fw: move STRATEGY_NAME to getStrategyName static function

This avoids potential problems with static initialization order.

refs #3868

Change-Id: I13f0ff6c51c0a3bd43af7993233ff63a4bca9cf9
diff --git a/daemon/fw/client-control-strategy.hpp b/daemon/fw/client-control-strategy.hpp
index 13ffd81..e18f15b 100644
--- a/daemon/fw/client-control-strategy.hpp
+++ b/daemon/fw/client-control-strategy.hpp
@@ -38,15 +38,15 @@
 {
 public:
   explicit
-  ClientControlStrategy(Forwarder& forwarder, const Name& name = STRATEGY_NAME);
+  ClientControlStrategy(Forwarder& forwarder, const Name& name = getStrategyName());
+
+  static const Name&
+  getStrategyName();
 
   virtual void
   afterReceiveInterest(const Face& inFace, const Interest& interest,
                        const shared_ptr<pit::Entry>& pitEntry) override;
 
-public:
-  static const Name STRATEGY_NAME;
-
 private:
   bool m_isFirstUse = true;
 };