Test tools for udp proxying. This involves a few refactors of test

net/tools/quic/test_tools/server_thread.cc

Index: net/tools/quic/test_tools/server_thread.cc
diff --git a/net/tools/quic/test_tools/server_thread.cc b/net/tools/quic/test_tools/server_thread.cc
index e2b6506d17aae2931b1e2939b6017b021d348b78..337cc64cd082bef7ba0414ac9c796a7da346e32c 100644
--- a/net/tools/quic/test_tools/server_thread.cc
+++ b/net/tools/quic/test_tools/server_thread.cc
@@ -10,9 +10,8 @@ namespace net {
 namespace tools {
 namespace test {
 
-ServerThread::ServerThread(IPEndPoint address,
-                           const QuicConfig& config,
-                           const QuicVersionVector& supported_versions,
+ServerThread::ServerThread(QuicServer* server,
+                           IPEndPoint address,
                            bool strike_register_no_startup_period)
     : SimpleThread("server_thread"),
       confirmed_(true, false),
@@ -20,12 +19,12 @@ ServerThread::ServerThread(IPEndPoint address,
       paused_(true, false),
       resume_(true, false),
       quit_(true, false),
-      server_(config, supported_versions),
+      server_(server),
       address_(address),
       port_(0),
       initialized_(false) {
   if (strike_register_no_startup_period) {
-    server_.SetStrikeRegisterNoStartupPeriod();
+    server_->SetStrikeRegisterNoStartupPeriod();
   }
 }
 
@@ -36,10 +35,10 @@ void ServerThread::Initialize() {
     return;
   }
 
-  server_.Listen(address_);
+  server_->Listen(address_);
 
   port_lock_.Acquire();
-  port_ = server_.port();
+  port_ = server_->port();
   port_lock_.Release();
 
   initialized_ = true;
@@ -55,11 +54,11 @@ void ServerThread::Run() {
       paused_.Signal();
       resume_.Wait();
     }
-    server_.WaitForEvents();
+    server_->WaitForEvents();
     MaybeNotifyOfHandshakeConfirmation();
   }
 
-  server_.Shutdown();
+  server_->Shutdown();
 }
 
 int ServerThread::GetPort() {