Add a delay when unlocking WebSocket endpoints.

net/socket/socket_test_util.cc

Index: net/socket/socket_test_util.cc
diff --git a/net/socket/socket_test_util.cc b/net/socket/socket_test_util.cc
index 308de2eaf6fe4de73868d8cec17f84748a570b89..6e21a2f1551d58459a0c1e8714866a712cc31e57 100644
--- a/net/socket/socket_test_util.cc
+++ b/net/socket/socket_test_util.cc
@@ -24,6 +24,7 @@
 #include "net/http/http_response_headers.h"
 #include "net/socket/client_socket_pool_histograms.h"
 #include "net/socket/socket.h"
+#include "net/socket/websocket_endpoint_lock_manager.h"
 #include "net/ssl/ssl_cert_request_info.h"
 #include "net/ssl/ssl_connection_status_flags.h"
 #include "net/ssl/ssl_info.h"
@@ -1983,6 +1984,17 @@ void MockSOCKSClientSocketPool::ReleaseSocket(const std::string& group_name,
   return transport_pool_->ReleaseSocket(group_name, socket.Pass(), id);
 }
 
+WebSocketEndpointZeroUnlockDelay::WebSocketEndpointZeroUnlockDelay() {
+  old_delay_ =
+      WebSocketEndpointLockManager::GetInstance()->SetUnlockDelayForTesting(
+          base::TimeDelta());
+}
+
+WebSocketEndpointZeroUnlockDelay::~WebSocketEndpointZeroUnlockDelay() {
+  WebSocketEndpointLockManager::GetInstance()->SetUnlockDelayForTesting(
+      old_delay_);
+}
+
 const char kSOCKS5GreetRequest[] = { 0x05, 0x01, 0x00 };
 const int kSOCKS5GreetRequestLength = arraysize(kSOCKS5GreetRequest);