[Net] Propagate priority changes from HttpNetworkTransaction to its request

net/http/http_stream_factory_impl_request.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/http/http_stream_factory_impl_request.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "net/http/http_stream_factory_impl_job.h"
@@ skipping 197 matching lines @@
   delegate_->OnHttpsProxyTunnelResponse(
       response_info, used_ssl_config, used_proxy_info, stream);
 }
 
 int HttpStreamFactoryImpl::Request::RestartTunnelWithProxyAuth(
     const AuthCredentials& credentials) {
   DCHECK(bound_job_.get());
   return bound_job_->RestartTunnelWithProxyAuth(credentials);
 }
 
+void HttpStreamFactoryImpl::Request::SetPriority(RequestPriority priority) {
+  for (std::set<HttpStreamFactoryImpl::Job*>::const_iterator it = jobs_.begin();
+       it != jobs_.end(); ++it) {
+    (*it)->SetPriority(priority);
+  }
+  if (bound_job_)
+    bound_job_->SetPriority(priority);
+}
+
 LoadState HttpStreamFactoryImpl::Request::GetLoadState() const {
   if (bound_job_.get())
     return bound_job_->GetLoadState();
   DCHECK(!jobs_.empty());
 
   // Just pick the first one.
   return (*jobs_.begin())->GetLoadState();
 }
 
 bool HttpStreamFactoryImpl::Request::was_npn_negotiated() const {
@@ skipping 143 matching lines @@
   } else if (!bound_job_.get()) {
     // We may have other jobs in |jobs_|. For example, if we start multiple jobs
     // for Alternate-Protocol.
     OrphanJobsExcept(job);
   } else {
     DCHECK(jobs_.empty());
   }
 }
 
 }  // namespace net