Advertise HTTP/2 support.

net/socket/next_proto.cc

Index: net/socket/next_proto.cc
diff --git a/net/socket/next_proto.cc b/net/socket/next_proto.cc
index 6d6f563801b74551177e5cd2618350ee45e21837..6b5ee3e028f32077a9ac5795669807201b15375f 100644
--- a/net/socket/next_proto.cc
+++ b/net/socket/next_proto.cc
@@ -17,6 +17,7 @@ NextProtoVector NextProtosDefaults() {
   next_protos.push_back(kProtoHTTP11);
   next_protos.push_back(kProtoSPDY31);
   next_protos.push_back(kProtoSPDY4_14);
+  next_protos.push_back(kProtoSPDY4);
   return next_protos;
 }
 
@@ -29,6 +30,7 @@ NextProtoVector NextProtosWithSpdyAndQuic(bool spdy_enabled,
   if (spdy_enabled) {
     next_protos.push_back(kProtoSPDY31);
     next_protos.push_back(kProtoSPDY4_14);
+    next_protos.push_back(kProtoSPDY4);
   }
   return next_protos;
 }
@@ -47,6 +49,7 @@ NextProtoVector NextProtosSpdy4Http2() {
   next_protos.push_back(kProtoQUIC1SPDY3);
   next_protos.push_back(kProtoSPDY31);
   next_protos.push_back(kProtoSPDY4_14);
+  next_protos.push_back(kProtoSPDY4);
   return next_protos;
 }