moved TODO on gRPC error codes to a note

It appears that a bad gRPC code is already captured as part of err.  In
other words, additional detail can be inside the following error clause.

See example in CTFE's addChainInternal() function.

1 files changed, 1 insertions, 5 deletions

diff --git a/handler.go b/handler.go
index a8165ec..80d7726 100644
--- a/handler.go
+++ b/handler.go
@@ -65,11 +65,7 @@ func addEntry(ctx context.Context, i *instance, w http.ResponseWriter, r *http.R
 	trillianResponse, err := i.client.QueueLeaf(ctx, &trillianRequest)
 	if err != nil {
 		return http.StatusInternalServerError, fmt.Errorf("backend QueueLeaf request failed: %v", err)
-	}
-	if trillianResponse == nil {
-		return http.StatusInternalServerError, fmt.Errorf("missing QueueLeaf response")
-	}
-	// TODO: check that we got gRPC OK as specified in Trillian's API doc
+	} // note: more detail could be provided here, see addChainInternal in ctfe 
 	glog.Infof("Queued leaf: %v", trillianResponse.QueuedLeaf.Leaf.LeafValue)
 
 	// TODO: respond with an SDI