remove unnecessary helper function

Author: jackgopack4

exporter/exporterhelper/internal/queuebatch/persistent_queue.go

@@ -268,11 +268,6 @@ type spanContext struct {
 	Remote     bool
 }
 
-func spanContextFromContext(ctx context.Context) spanContext {
-	sc := trace.SpanContextFromContext(ctx)
-	return localSpanContextFromTraceSpanContext(sc)
-}
-
 func localSpanContextFromTraceSpanContext(sc trace.SpanContext) spanContext {
 	return spanContext{
 		TraceID:    sc.TraceID().String(),
@@ -333,7 +328,7 @@ func getAndMarshalSpanContext(ctx context.Context) ([]byte, error) {
 	if !persistRequestContextFeatureGate.IsEnabled() {
 		return nil, nil
 	}
-	rc := spanContextFromContext(ctx)
+	rc := localSpanContextFromTraceSpanContext(trace.SpanContextFromContext(ctx))
 	return json.Marshal(requestContext{SpanContext: rc})
 }
 

exporter/exporterhelper/internal/queuebatch/persistent_queue_test.go

@@ -1358,7 +1358,7 @@ func TestSpanContextFromContextAndBack(t *testing.T) {
 	ctx := trace.ContextWithSpanContext(context.Background(), sc)
 
 	// Test spanContextFromContext
-	local := spanContextFromContext(ctx)
+	local := localSpanContextFromTraceSpanContext(trace.SpanContextFromContext(ctx))
 	assert.Equal(t, tid.String(), local.TraceID)
 	assert.Equal(t, sid.String(), local.SpanID)
 	assert.Equal(t, flags.String(), local.TraceFlags)