Fix thread naming in Call constructor

This only fixes the name string you get when you query the threads, the
functionality is not changes.

Bug: None
Change-Id: I29408cf38e0e41faa127a70a010d37a980bb24ce
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/149167
Reviewed-by: Tommi <tommi@webrtc.org>
Commit-Queue: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28875}
diff --git a/call/call.cc b/call/call.cc
index 0ee8040..5d37e46 100644
--- a/call/call.cc
+++ b/call/call.cc
@@ -401,8 +401,8 @@
 
 Call* Call::Create(const Call::Config& config) {
   return Create(config, Clock::GetRealTimeClock(),
-                ProcessThread::Create("PacerThread"),
-                ProcessThread::Create("ModuleProcessThread"));
+                ProcessThread::Create("ModuleProcessThread"),
+                ProcessThread::Create("PacerThread"));
 }
 
 Call* Call::Create(const Call::Config& config,