diff --git a/update_attempter.h b/update_attempter.h
index 082ebfe..f0747e2 100644
--- a/update_attempter.h
+++ b/update_attempter.h
@@ -48,12 +48,6 @@
 
 class MetricsLibraryInterface;
 
-namespace org {
-namespace chromium {
-class NetworkProxyServiceInterfaceProxyInterface;
-}  // namespace chromium
-}  // namespace org
-
 namespace policy {
 class PolicyProvider;
 }
@@ -70,10 +64,7 @@
   using UpdateStatus = update_engine::UpdateStatus;
   static const int kMaxDeltaUpdateFailures;
 
-  UpdateAttempter(SystemState* system_state,
-                  CertificateChecker* cert_checker,
-                  org::chromium::NetworkProxyServiceInterfaceProxyInterface*
-                      network_proxy_service_proxy);
+  UpdateAttempter(SystemState* system_state, CertificateChecker* cert_checker);
   ~UpdateAttempter() override;
 
   // Further initialization to be done post construction.