Add host resolver rules experimental flag for Cronet

components/cronet/android/url_request_context_adapter.cc

 // Copyright 2014 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 "components/cronet/android/url_request_context_adapter.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <limits>
@@ skipping 132 matching lines @@
 
 void URLRequestContextAdapter::InitRequestContextOnNetworkThread() {
   DCHECK(GetNetworkTaskRunner()->BelongsToCurrentThread());
   DCHECK(config_);
   // TODO(mmenke):  Add method to have the builder enable SPDY.
   net::URLRequestContextBuilder context_builder;
 
   context_builder.set_network_delegate(
       base::WrapUnique(new BasicNetworkDelegate()));
   context_builder.set_proxy_config_service(std::move(proxy_config_service_));
-  config_->ConfigureURLRequestContextBuilder(&context_builder, nullptr,
-                                             nullptr);
+  config_->ConfigureURLRequestContextBuilder(&context_builder,
+                                             new net::NetLog(), nullptr);

[pauljensen, 2016/06/10 14:19:37]

looks like a leak

[mgersh, 2016/06/29 17:43:31]

Added a global netlog similar to the one in
cronet_url_request_context_adapter.cc, which I think is what we discussed before
I left.

 
   context_ = context_builder.Build();
 
   if (config_->enable_sdch) {
     DCHECK(context_->sdch_manager());
     sdch_owner_.reset(
         new net::SdchOwner(context_->sdch_manager(), context_.get()));
   }
 
   if (config_->enable_quic) {
@@ skipping 144 matching lines @@
     write_to_file_observer_.reset();
   }
 }
 
 void NetLogObserver::OnAddEntry(const net::NetLog::Entry& entry) {
   VLOG(2) << "Net log entry: type=" << entry.type()
           << ", source=" << entry.source().type << ", phase=" << entry.phase();
 }
 
 }  // namespace cronet