Hook SetKeyOnIO in Webview to DataReductionProxyIOData

components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h b/components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h
index b679892786388bc5e0c0d160b4edac7ced4432b3..2eecb6a80eaf6da9895812d4cac8617620ff07a1 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h
@@ -85,6 +85,10 @@ class DataReductionProxyIOData {
     return statistics_prefs_.get();
   }
 
+  DataReductionProxyAuthRequestHandler* auth_request_handler() const {
+    return auth_request_handler_.get();
+  }
+
   net::ProxyDelegate* proxy_delegate() const {
     return proxy_delegate_.get();
   }