Propogate network-worker thread split to api

webrtc/api/peerconnectionfactory_unittest.cc

 /*
  *  Copyright 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 69 matching lines @@
   virtual void OnIceCandidate(const webrtc::IceCandidateInterface* candidate) {}
 };
 
 }  // namespace
 
 class PeerConnectionFactoryTest : public testing::Test {
   void SetUp() {
 #ifdef WEBRTC_ANDROID
     webrtc::InitializeAndroidObjects();
 #endif
-    factory_ = webrtc::CreatePeerConnectionFactory(rtc::Thread::Current(),
-                                                   rtc::Thread::Current(),
-                                                   NULL,
-                                                   NULL,
-                                                   NULL);
+    factory_ = webrtc::CreatePeerConnectionFactory(
+        rtc::Thread::Current(), rtc::Thread::Current(), rtc::Thread::Current(),
+        nullptr, nullptr, nullptr);
 
     ASSERT_TRUE(factory_.get() != NULL);
     port_allocator_.reset(
         new cricket::FakePortAllocator(rtc::Thread::Current(), nullptr));
     raw_port_allocator_ = port_allocator_.get();
   }
 
  protected:
   void VerifyStunServers(cricket::ServerAddresses stun_servers) {
     EXPECT_EQ(stun_servers, raw_port_allocator_->stun_servers());
@@ skipping 243 matching lines @@
   track->set_enabled(false);
   EXPECT_TRUE(capturer->CaptureFrame());
   EXPECT_EQ(2, local_renderer.num_rendered_frames());
   EXPECT_TRUE(local_renderer.black_frame());
 
   track->set_enabled(true);
   EXPECT_TRUE(capturer->CaptureFrame());
   EXPECT_EQ(3, local_renderer.num_rendered_frames());
   EXPECT_FALSE(local_renderer.black_frame());
 }