From 61b681fd1b945d322dbb26667d0238d20e2f50fc Mon Sep 17 00:00:00 2001
From: siyangy <yu.siyang@yahoo.com>
Date: Thu, 20 Jul 2017 13:09:57 -0700
Subject: [PATCH] Fix a build failure (#83)

---
 modules/prediction/evaluator/vehicle/mlp_evaluator.cc | 7 +------
 modules/prediction/evaluator/vehicle/mlp_evaluator.h  | 4 ++--
 2 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/modules/prediction/evaluator/vehicle/mlp_evaluator.cc b/modules/prediction/evaluator/vehicle/mlp_evaluator.cc
index c051b56d79..e0739ff76f 100644
--- a/modules/prediction/evaluator/vehicle/mlp_evaluator.cc
+++ b/modules/prediction/evaluator/vehicle/mlp_evaluator.cc
@@ -16,6 +16,7 @@
 
 #include <cmath>
 #include <fstream>
+#include <numeric>
 
 #include "modules/prediction/evaluator/vehicle/mlp_evaluator.h"
 #include "modules/prediction/common/prediction_gflags.h"
@@ -25,12 +26,6 @@
 namespace apollo {
 namespace prediction {
 
-MLPEvaluator::MLPEvaluator() {
-}
-
-MLPEvaluator::~MLPEvaluator() {
-}
-
 void MLPEvaluator::Clear() {
   obstacle_feature_values_map_.clear();
 }
diff --git a/modules/prediction/evaluator/vehicle/mlp_evaluator.h b/modules/prediction/evaluator/vehicle/mlp_evaluator.h
index a2081e2599..ed22c275a7 100644
--- a/modules/prediction/evaluator/vehicle/mlp_evaluator.h
+++ b/modules/prediction/evaluator/vehicle/mlp_evaluator.h
@@ -32,9 +32,9 @@ namespace prediction {
 
 class MLPEvaluator : public Evaluator {
  public:
-  MLPEvaluator();
+  MLPEvaluator() = default;
 
-  virtual ~MLPEvaluator();
+  virtual ~MLPEvaluator() = default;
 
   void Evaluate(Obstacle* obstacle_ptr);
 
-- 
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