Rewrite test::DirectTransport to work with any TaskQueue implementation

Bug: webrtc:10933
Change-Id: Ib207a5dac57e0200f1298097edb52689c4748d07
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/154568
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29331}

test/BUILD.gn

diff --git a/test/BUILD.gn b/test/BUILD.gn
index 8c1d25f..f2632d3 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -602,11 +602,14 @@
     ":rtp_test_utils",
     "../api:simulated_network_api",
     "../api:transport_api",
+    "../api/task_queue",
+    "../api/units:time_delta",
     "../call:call_interfaces",
     "../call:simulated_packet_receiver",
     "../modules/rtp_rtcp",
     "../rtc_base:rtc_base_approved",
     "../rtc_base/synchronization:sequence_checker",
+    "../rtc_base/task_utils:repeating_task",
     "../system_wrappers",
     "//third_party/abseil-cpp/absl/memory",
   ]