fix ut failure

src/brpc/load_balancer.cpp

@@ -74,7 +74,7 @@ int SharedLoadBalancer::Init(const char* lb_protocol) {
         LOG(FATAL) << "Fail to find LoadBalancer by `" << lb_name << "'";
         return -1;
     }
-    LoadBalancer* _lb = lb->New(lb_params);
+    _lb = lb->New(lb_params);
     if (_lb == NULL) {
         LOG(FATAL) << "Fail to new LoadBalancer";
         return -1;

src/brpc/policy/consistent_hashing_load_balancer.h

@@ -63,9 +63,9 @@ public:
     void Destroy();
     int SelectServer(const SelectIn &in, SelectOut *out);
     void Describe(std::ostream &os, const DescribeOptions& options);
-    bool SetParameters(const butil::StringPiece& params);
 
 private:
+    bool SetParameters(const butil::StringPiece& params);
     void GetLoads(std::map<butil::EndPoint, double> *load_map);
     static size_t AddBatch(std::vector<Node> &bg, const std::vector<Node> &fg,
                            const std::vector<Node> &servers, bool *executed);