Ensure pipelined requests are sent in the same order they're queued.

net/http/http_stream_factory_impl.cc

Index: net/http/http_stream_factory_impl.cc
diff --git a/net/http/http_stream_factory_impl.cc b/net/http/http_stream_factory_impl.cc
index 1236787a824c199e681f8883b6dcb51711cc0dc8..811782e840fb681fdc85b1e7f4cc5b7ca633a132 100644
--- a/net/http/http_stream_factory_impl.cc
+++ b/net/http/http_stream_factory_impl.cc
@@ -257,11 +257,13 @@ void HttpStreamFactoryImpl::OnHttpPipelinedHostHasAdditionalCapacity(
 void HttpStreamFactoryImpl::AbortPipelinedRequestsWithKey(
     const Job* job, const HttpPipelinedHost::Key& key, int status,
     const SSLConfig& used_ssl_config) {
-  RequestSet requests_to_fail = http_pipelining_request_map_[key];
-  requests_to_fail.erase(request_map_[job]);
-  for (RequestSet::const_iterator it = requests_to_fail.begin();
+  RequestVector requests_to_fail = http_pipelining_request_map_[key];
+  for (RequestVector::const_iterator it = requests_to_fail.begin();
        it != requests_to_fail.end(); ++it) {
     Request* request = *it;
+    if (request == request_map_[job]) {
+      continue;
+    }
     request->OnStreamFailed(NULL, status, used_ssl_config);
   }
 }