Passing in a Data Reduction Proxy Delegate from Cronet with Data Reduction Proxy Enabled

components/cronet/android/cronet_url_request_context_adapter.cc

Index: components/cronet/android/cronet_url_request_context_adapter.cc
diff --git a/components/cronet/android/cronet_url_request_context_adapter.cc b/components/cronet/android/cronet_url_request_context_adapter.cc
index 776fec70b46eaa29b1c340b134c3a31feaf4c3a7..e42ed2095628c11fb25cd52e00b645e64d9be24c 100644
--- a/components/cronet/android/cronet_url_request_context_adapter.cc
+++ b/components/cronet/android/cronet_url_request_context_adapter.cc
@@ -411,20 +411,22 @@ void CronetURLRequestContextAdapter::InitializeOnNetworkThread(
   // For now, the choice to enable the data reduction proxy happens once,
   // at initialization. It cannot be disabled thereafter.
   if (!config->data_reduction_proxy_key.empty()) {
     data_reduction_proxy_.reset(new CronetDataReductionProxy(
         config->data_reduction_proxy_key, config->data_reduction_primary_proxy,
         config->data_reduction_fallback_proxy,
         config->data_reduction_secure_proxy_check_url, config->user_agent,
         GetNetworkTaskRunner(), net_log_.get()));
     network_delegate = data_reduction_proxy_->CreateNetworkDelegate(
         std::move(network_delegate));
+    context_builder.set_proxy_delegate(
+        data_reduction_proxy_->CreateProxyDelegate());
     std::vector<scoped_ptr<net::URLRequestInterceptor>> interceptors;
     interceptors.push_back(data_reduction_proxy_->CreateInterceptor());
     context_builder.SetInterceptors(std::move(interceptors));
   }
 #endif  // defined(DATA_REDUCTION_PROXY_SUPPORT)
   context_builder.set_network_delegate(std::move(network_delegate));
   context_builder.set_net_log(net_log_.get());
 
   // Android provides a local HTTP proxy server that handles proxying when a PAC
   // URL is present. Create a proxy service without a resolver and rely on this