address comments pt.1

Author: vandonr

tracer/src/Datadog.Trace/Agent/MessagePack/TraceChunkModel.cs

@@ -207,9 +207,9 @@ public SpanModel GetSpanModel(int spanIndex)
         return new SpanModel(
             span,
             this,
-            isLocalRoot,
-            isChunkOrphan,
-            isFirstSpan);
+            isLocalRoot: isLocalRoot,
+            isChunkOrphan: isChunkOrphan,
+            isFirstSpanInChunk: isFirstSpan);
     }
 
     /// <summary>

tracer/src/Datadog.Trace/ProcessTags.cs

@@ -8,12 +8,9 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Linq;
 using System.Reflection;
 using System.Text;
 using Datadog.Trace.Processors;
-using Datadog.Trace.VendoredMicrosoftCode.System.Collections.Immutable;
-using Datadog.Trace.Vendors.Newtonsoft.Json.Utilities;
 
 namespace Datadog.Trace;