Clean SerializedHDReflectionProbe fields visibility

com.unity.render-pipelines.high-definition/HDRP/Editor/Lighting/Reflection/SerializedHDReflectionProbe.cs

         internal SerializedProperty renderDynamicObjects;
         internal SerializedProperty customBakedTexture;
         internal SerializedProperty timeSlicingMode;
-        internal SerializedProperty intensityMultiplier;
-        internal SerializedProperty legacyBlendDistance;
-        internal SerializedProperty boxSize;
-        internal SerializedProperty boxOffset;
-        internal SerializedProperty legacyMode;
+
+        SerializedProperty legacyBlendDistance;
+        SerializedProperty legacySize;
+        //SerializedProperty legacyOffset;
+        SerializedProperty legacyMode;
 
         internal new HDAdditionalReflectionData target { get { return serializedObject.targetObject as HDAdditionalReflectionData; } }
         internal ReflectionProbe targetLegacy { get { return serializedLegacyObject.targetObject as ReflectionProbe; } }
             customBakedTexture = legacyProbe.FindProperty("m_CustomBakedTexture");
             renderDynamicObjects = legacyProbe.FindProperty("m_RenderDynamicObjects");
             timeSlicingMode = legacyProbe.FindProperty("m_TimeSlicingMode");
-            intensityMultiplier = legacyProbe.FindProperty("m_IntensityMultiplier");
-            boxSize = legacyProbe.FindProperty("m_BoxSize");
-            boxOffset = legacyProbe.FindProperty("m_BoxOffset");
+            legacySize = legacyProbe.FindProperty("m_BoxSize");
+            //legacyOffset = legacyProbe.FindProperty("m_BoxOffset");
             resolution = legacyProbe.FindProperty("m_Resolution");
             shadowDistance = legacyProbe.FindProperty("m_ShadowDistance");
             cullingMask = legacyProbe.FindProperty("m_CullingMask");
 
         internal override void Apply()
         {
-            //sync size
+            //sync size with legacy reflection probe
-                    boxSize.vector3Value = influenceVolume.boxSize.vector3Value;
+                    legacySize.vector3Value = influenceVolume.boxSize.vector3Value;
-                    boxSize.vector3Value = Vector3.one * influenceVolume.sphereRadius.floatValue;
+                    legacySize.vector3Value = Vector3.one * influenceVolume.sphereRadius.floatValue;
-            // Sync mode
+
+            // Sync mode with legacy reflection probe
+
-            serializedObject.ApplyModifiedProperties();
+            base.Apply();
+            //serializedObject.ApplyModifiedProperties(); //done in base methode
         }
     }
 }