oops

Change-Id: I87f110743cd6261e07b59bdcf2bc005af0916d35

Author: igorbernstein2

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/metrics/BigtableTracerStreamingCallable.java

@@ -64,7 +64,7 @@ public void call(
     // tracer should always be an instance of bigtable tracer
     if (context.getTracer() instanceof BigtableTracer) {
       BigtableTracer tracer = (BigtableTracer) context.getTracer();
-      grpcCtx.withCallOptions(
+      grpcCtx = grpcCtx.withCallOptions(
           grpcCtx
               .getCallOptions()
               .withStreamTracerFactory(new BigtableGrpcStreamTracer.Factory(tracer)));

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/metrics/BigtableTracerUnaryCallable.java

@@ -59,7 +59,7 @@ public ApiFuture<ResponseT> futureCall(RequestT request, ApiCallContext context)
     if (context.getTracer() instanceof BigtableTracer) {
       BigtableTracer tracer = (BigtableTracer) context.getTracer();
 
-      grpcCtx.withCallOptions(
+      grpcCtx = grpcCtx.withCallOptions(
           grpcCtx
               .getCallOptions()
               .withStreamTracerFactory(new BigtableGrpcStreamTracer.Factory(tracer)));