Send PING to check the status of the SPDY connection.

net/websockets/websocket_job_unittest.cc

Index: net/websockets/websocket_job_unittest.cc
===================================================================
--- net/websockets/websocket_job_unittest.cc	(revision 105385)
+++ net/websockets/websocket_job_unittest.cc	(working copy)
@@ -622,6 +622,8 @@
 
 TEST_F(WebSocketJobTest, DelayedCookies) {
   WebSocketJob::set_websocket_over_spdy_enabled(true);
+  // Disable sending PING.
+  SpdySession::set_enable_ping_based_connection_checking(false);
   GURL url("ws://example.com/demo");
   GURL cookieUrl("http://example.com/demo");
   CookieOptions cookie_options;
@@ -866,6 +868,8 @@
 
 void WebSocketJobTest::TestConnectBySpdy(
     SpdyOption spdy, ThrottlingOption throttling) {
+  // Disable sending PING.
+  SpdySession::set_enable_ping_based_connection_checking(false);
   // This is a test for verifying cooperation between WebSocketJob and
   // SocketStream in the situation we have SPDY session to the server. If
   // |throttling| was |THROTTLING_ON|, throttling limits the latter connection.