improved todo

src/core/ext/client_config/client_channel.c

@@ -602,8 +602,7 @@ static bool pick_subchannel(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
     int r;
     GRPC_LB_POLICY_REF(lb_policy, "pick_subchannel");
     gpr_mu_unlock(&chand->mu);
-    // TODO(dgq): use deadline for service config instead of inf_future for the
-    // pick's deadline.
+    // TODO(dgq): make this deadline configurable somehow.
     const grpc_lb_policy_pick_args inputs = {
         calld->pollent, initial_metadata, initial_metadata_flags,
         &calld->lb_token_mdelem, gpr_inf_future(GPR_CLOCK_MONOTONIC)};