Revert of Adjust callers and networking delegates in net/ to modified APIs

net/url_request/url_request_context_builder.cc

Index: net/url_request/url_request_context_builder.cc
diff --git a/net/url_request/url_request_context_builder.cc b/net/url_request/url_request_context_builder.cc
index 7da35fcccd240e7beb3d346cd8cab5f0fd881495..4f3c3a9cdf60c5f24d02822c7942841429962124 100644
--- a/net/url_request/url_request_context_builder.cc
+++ b/net/url_request/url_request_context_builder.cc
@@ -94,9 +94,9 @@
   void OnBeforeRedirect(URLRequest* request,
                         const GURL& new_location) override {}
 
-  void OnResponseStarted(URLRequest* request, int net_error) override {}
-
-  void OnCompleted(URLRequest* request, bool started, int net_error) override {}
+  void OnResponseStarted(URLRequest* request) override {}
+
+  void OnCompleted(URLRequest* request, bool started) override {}
 
   void OnURLRequestDestroyed(URLRequest* request) override {}