Merge github.com:grpc/grpc into slice_with_exec_ctx
diff --git a/src/core/lib/surface/channel_init.c b/src/core/lib/surface/channel_init.c
index 0627b34..7acb444 100644
--- a/src/core/lib/surface/channel_init.c
+++ b/src/core/lib/surface/channel_init.c
@@ -131,7 +131,7 @@
 
   for (size_t i = 0; i < g_slots[type].num_slots; i++) {
     const stage_slot *slot = &g_slots[type].slots[i];
-    if (!slot->fn(builder, slot->arg)) {
+    if (!slot->fn(exec_ctx, builder, slot->arg)) {
       return false;
     }
   }