MINOR: mux-quic: use shorter name for flow-control fields

Rename the fields used for flow-control in the qcc structure. The
objective is to have shorter name for better readability while keeping
their purpose clear. It will be useful when the flow-control will be
extended with new fields.
diff --git a/include/haproxy/mux_quic-t.h b/include/haproxy/mux_quic-t.h
index e7ae233..a5d4d2d 100644
--- a/include/haproxy/mux_quic-t.h
+++ b/include/haproxy/mux_quic-t.h
@@ -42,14 +42,14 @@
 		} tx;
 	} strms[QCS_MAX_TYPES];
 
-	/* Flow-control related fields which are enforced on our side. */
+	/* flow-control fields set by us enforced on our side. */
 	struct {
-		uint64_t max_bidi_streams; /* max sub-ID of bidi stream allowed for the peer */
-		uint64_t initial_max_bidi_streams; /* max initial sub-ID of bidi stream allowed for the peer */
-		uint64_t closed_bidi_streams; /* total count of closed bidi stream since last MAX_STREAMS emission */
+		uint64_t ms_bidi_init; /* max initial sub-ID of bidi stream allowed for the peer */
+		uint64_t ms_bidi; /* max sub-ID of bidi stream allowed for the peer */
+		uint64_t cl_bidi_r; /* total count of closed remote bidi stream since last MAX_STREAMS emission */
 	} lfctl;
 
-	/* Flow-control related fields from the endpoint which we must respect. */
+	/* flow-control fields set by the peer which we must respect. */
 	struct {
 	} rfctl;
 
diff --git a/src/mux_quic.c b/src/mux_quic.c
index e5dddee..e239856 100644
--- a/src/mux_quic.c
+++ b/src/mux_quic.c
@@ -134,7 +134,7 @@
 
 		/* TODO also checks max-streams for uni streams */
 		if (quic_stream_is_bidi(id)) {
-			if (sub_id + 1 > qcc->lfctl.max_bidi_streams) {
+			if (sub_id + 1 > qcc->lfctl.ms_bidi) {
 				/* streams limit reached */
 				goto out;
 			}
@@ -265,7 +265,7 @@
 
 static int qc_is_max_streams_needed(struct qcc *qcc)
 {
-	return qcc->lfctl.closed_bidi_streams > qcc->lfctl.initial_max_bidi_streams / 2;
+	return qcc->lfctl.cl_bidi_r > qcc->lfctl.ms_bidi_init / 2;
 }
 
 /* detaches the QUIC stream from its QCC and releases it to the QCS pool. */
@@ -277,7 +277,7 @@
 
 	if (quic_stream_is_remote(qcs->qcc, id)) {
 		if (quic_stream_is_bidi(id)) {
-			++qcs->qcc->lfctl.closed_bidi_streams;
+			++qcs->qcc->lfctl.cl_bidi_r;
 			if (qc_is_max_streams_needed(qcs->qcc))
 				tasklet_wakeup(qcs->qcc->wait_event.tasklet);
 		}
@@ -628,8 +628,8 @@
 	BUG_ON(!frm); /* TODO handle this properly */
 
 	frm->type = QUIC_FT_MAX_STREAMS_BIDI;
-	frm->max_streams_bidi.max_streams = qcc->lfctl.max_bidi_streams +
-	                                    qcc->lfctl.closed_bidi_streams;
+	frm->max_streams_bidi.max_streams = qcc->lfctl.ms_bidi +
+	                                    qcc->lfctl.cl_bidi_r;
 	fprintf(stderr, "SET MAX_STREAMS %lu\n", frm->max_streams_bidi.max_streams);
 	LIST_APPEND(&frms, &frm->list);
 
@@ -637,8 +637,8 @@
 		return 1;
 
 	/* save the new limit if the frame has been send. */
-	qcc->lfctl.max_bidi_streams += qcc->lfctl.closed_bidi_streams;
-	qcc->lfctl.closed_bidi_streams = 0;
+	qcc->lfctl.ms_bidi += qcc->lfctl.cl_bidi_r;
+	qcc->lfctl.cl_bidi_r = 0;
 
 	return 0;
 }
@@ -749,8 +749,8 @@
 	qcc->strms[QCS_SRV_UNI].rx.max_data = lparams->initial_max_stream_data_uni;
 	qcc->strms[QCS_SRV_UNI].tx.max_data = 0;
 
-	qcc->lfctl.max_bidi_streams = qcc->lfctl.initial_max_bidi_streams = lparams->initial_max_streams_bidi;
-	qcc->lfctl.closed_bidi_streams = 0;
+	qcc->lfctl.ms_bidi = qcc->lfctl.ms_bidi_init = lparams->initial_max_streams_bidi;
+	qcc->lfctl.cl_bidi_r = 0;
 
 	qcc->wait_event.tasklet = tasklet_new();
 	if (!qcc->wait_event.tasklet)