Adjust callers and networking delegates in ios/ to modified APIs

ios/web/shell/shell_network_delegate.h

 // 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.
 
 #ifndef IOS_WEB_SHELL_SHELL_NETWORK_DELEGATE_H_
 #define IOS_WEB_SHELL_SHELL_NETWORK_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "net/base/network_delegate_impl.h"
@@ skipping 16 matching lines @@
   void OnStartTransaction(net::URLRequest* request,
                           const net::HttpRequestHeaders& headers) override;
   int OnHeadersReceived(
       net::URLRequest* request,
       const net::CompletionCallback& callback,
       const net::HttpResponseHeaders* original_response_headers,
       scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
       GURL* allowed_unsafe_redirect_url) override;
   void OnBeforeRedirect(net::URLRequest* request,
                         const GURL& new_location) override;
-  void OnResponseStarted(net::URLRequest* request) override;
-  void OnCompleted(net::URLRequest* request, bool started) override;
+  void OnResponseStarted(net::URLRequest* request, int net_error) override;
+  void OnCompleted(net::URLRequest* request,
+                   bool started,
+                   int net_error) override;
   void OnURLRequestDestroyed(net::URLRequest* request) override;
   void OnPACScriptError(int line_number, const base::string16& error) override;
   AuthRequiredResponse OnAuthRequired(
       net::URLRequest* request,
       const net::AuthChallengeInfo& auth_info,
       const AuthCallback& callback,
       net::AuthCredentials* credentials) override;
   bool OnCanGetCookies(const net::URLRequest& request,
                        const net::CookieList& cookie_list) override;
   bool OnCanSetCookie(const net::URLRequest& request,
                       const std::string& cookie_line,
                       net::CookieOptions* options) override;
   bool OnCanAccessFile(const net::URLRequest& request,
                        const base::FilePath& path) const override;
 
   DISALLOW_COPY_AND_ASSIGN(ShellNetworkDelegate);
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_SHELL_SHELL_NETWORK_DELEGATE_H_