cleanup

com.unity.ml-agents/Runtime/Policies/BehaviorParameters.cs

                         return new BarracudaPolicy(actionSpec, actuatorManager, m_Model, m_InferenceDevice, m_BehaviorName);
                     }
                 case BehaviorType.InEditorTraining:
-                    return new TrainingPolicy(actionSpec, actuatorManager, m_BehaviorName);
+                    return new TrainingPolicy(actionSpec, m_BehaviorName);
                 case BehaviorType.Default:
                     if (Academy.Instance.IsCommunicatorOn)
                     {

com.unity.ml-agents/Runtime/Policies/TrainingModelRunner.cs

+// ModelRunner for C# training.
+
 using System;
 using System.Collections.Generic;
 using Unity.Barracuda;
             m_Infos.Clear();
 
             m_OrderedAgentsRequestingDecisions.Clear();
-        }
-
-        public bool HasModel(NNModel other, InferenceDevice otherInferenceDevice)
-        {
-            return m_Model == other && m_InferenceDevice == otherInferenceDevice;
         }
 
         public ActionBuffers GetAction(int agentId)

com.unity.ml-agents/Runtime/Policies/TrainingPolicy.cs

 
 namespace Unity.MLAgents.Policies
 {
-    /// <summary>
-    /// The Barracuda Policy uses a Barracuda Model to make decisions at
-    /// every step. It uses a ModelRunner that is shared across all
-    /// Barracuda Policies that use the same model and inference devices.
-    /// </summary>
     internal class TrainingPolicy : IPolicy
     {
         protected TrainingModelRunner m_ModelRunner;
 
-        /// <summary>
-        /// Sensor shapes for the associated Agents. All Agents must have the same shapes for their Sensors.
-        /// </summary>
-        List<int[]> m_SensorShapes;
-        /// <summary>
-        /// List of actuators, only used for analytics
-        /// </summary>
-        private IList<IActuator> m_Actuators;
-
-        /// <summary>
-        /// Whether or not we've tried to send analytics for this model. We only ever try to send once per policy,
-        /// and do additional deduplication in the analytics code.
-        /// </summary>
-        private bool m_AnalyticsSent;
-
-        private AgentInfo m_LastInfo;
-
-            IList<IActuator> actuators,
             string behaviorName
         )
         {
-            m_Actuators = actuators;
-            if (!m_AnalyticsSent)
-            {
-                m_AnalyticsSent = true;
-                Analytics.InferenceAnalytics.InferenceModelSet(
-                    m_ModelRunner.Model,
-                    m_BehaviorName,
-                    m_ModelRunner.InferenceDevice,
-                    sensors,
-                    m_ActionSpec,
-                    m_Actuators
-                );
-            }
             m_AgentId = info.episodeId;
             m_ModelRunner?.PutObservations(info, sensors);
         }

com.unity.ml-agents/Runtime/Trainer.cs

 // Trainer for C# training. One trainer per behavior.
 
 using System;
-using System.Collections.Generic;
-using Unity.MLAgents;
-using Unity.MLAgents.Sensors;
-using Unity.MLAgents.Analytics;
-using Unity.MLAgents.Inference;
 
 
 namespace Unity.MLAgents