[client] transport: track video component availability

client/src/overlay/graphs.c

@@ -238,6 +238,8 @@ static const char * const frameTimingLabels[FRAME_TIMING_STAGE_COUNT] = {
   "Ready",
   "Hold",
   "Transport",
+  "Receive",
+  "Provider Prep",
   "Import",
   "Dispatch",
   "Queue",
@@ -310,6 +312,8 @@ static bool accumulateFrameTimingSample(int index, void * value_, void * udata_)
     timing->ready,
     timing->hold,
     timing->transport,
+    timing->receive,
+    timing->providerPrepare,
     timing->import,
     timing->dispatch,
     timing->queue,