[Net] Propagate priority changes from HttpNetworkTransaction to its request

net/http/http_stream_factory_impl_job.cc

Index: net/http/http_stream_factory_impl_job.cc
diff --git a/net/http/http_stream_factory_impl_job.cc b/net/http/http_stream_factory_impl_job.cc
index b2eee3b0fbeff565005298301ccca985025b8467..c0383f4772df676c6adb479fd68db19701884314 100644
--- a/net/http/http_stream_factory_impl_job.cc
+++ b/net/http/http_stream_factory_impl_job.cc
@@ -230,12 +230,17 @@ void HttpStreamFactoryImpl::Job::Orphan(const Request* request) {
   }
 }
 
+void HttpStreamFactoryImpl::Job::SetPriority(RequestPriority priority) {
+  priority_ = priority;
+  // TODO(akalin): Propagate this to |connection_| and maybe the
+  // preconnect state.
+}
+
 bool HttpStreamFactoryImpl::Job::was_npn_negotiated() const {
   return was_npn_negotiated_;
 }
 
-NextProto HttpStreamFactoryImpl::Job::protocol_negotiated()
-    const {
+NextProto HttpStreamFactoryImpl::Job::protocol_negotiated() const {
   return protocol_negotiated_;
 }