Add --enable-websocket-over-spdy command-line flag

net/websockets/websocket_job.cc

Index: net/websockets/websocket_job.cc
diff --git a/net/websockets/websocket_job.cc b/net/websockets/websocket_job.cc
index 95060c693248c06748472dac80a14d0d443ecfa4..10b351ae76c355efd327f051f86f2475f669992d 100644
--- a/net/websockets/websocket_job.cc
+++ b/net/websockets/websocket_job.cc
@@ -53,11 +53,18 @@ static base::LazyInstance<WebSocketJobInitSingleton> g_websocket_job_init(
 
 namespace net {
 
+bool WebSocketJob::websocket_over_spdy_enabled_ = false;
+
 // static
 void WebSocketJob::EnsureInit() {
   g_websocket_job_init.Get();
 }
 
+// static
+void WebSocketJob::set_websocket_over_spdy_enabled(bool enabled) {
+  websocket_over_spdy_enabled_ = enabled;
+}
+
 WebSocketJob::WebSocketJob(SocketStream::Delegate* delegate)
     : delegate_(delegate),
       state_(INITIALIZED),