Remove --allow-file-access and accompanying logic

chrome/browser/net/chrome_network_delegate.h

 // Copyright (c) 2012 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 CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 #define CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 111 matching lines @@
   // |enable_referrers| cannot be nullptr, the others can.
   // This method should be called on the UI thread.
   static void InitializePrefsOnUIThread(
       BooleanPrefMember* enable_referrers,
       BooleanPrefMember* enable_do_not_track,
       BooleanPrefMember* force_google_safe_search,
       IntegerPrefMember* force_youtube_restrict,
       StringPrefMember* allowed_domains_for_apps,
       PrefService* pref_service);
 
-  // When called, all file:// URLs will now be accessible.  If this is not
-  // called, then some platforms restrict access to file:// paths.
-  static void AllowAccessToAllFiles();
-
  private:
   // NetworkDelegate implementation.
   int OnBeforeURLRequest(net::URLRequest* request,
                          const net::CompletionCallback& callback,
                          GURL* new_url) override;
   int OnBeforeStartTransaction(net::URLRequest* request,
                                const net::CompletionCallback& callback,
                                net::HttpRequestHeaders* headers) override;
   void OnStartTransaction(net::URLRequest* request,
                           const net::HttpRequestHeaders& headers) override;
@@ skipping 54 matching lines @@
   BooleanPrefMember* enable_do_not_track_;
   BooleanPrefMember* force_google_safe_search_;
   IntegerPrefMember* force_youtube_restrict_;
   StringPrefMember* allowed_domains_for_apps_;
 
   // Weak, owned by our owner.
   const policy::URLBlacklistManager* url_blacklist_manager_;
   std::unique_ptr<domain_reliability::DomainReliabilityMonitor>
       domain_reliability_monitor_;
 
-  // When true, allow access to all file:// URLs.
-  static bool g_allow_file_access_;
-
   bool experimental_web_platform_features_enabled_;
 
   // Aggregates and reports network usage.
   data_usage::DataUseAggregator* data_use_aggregator_;
   // Controls whether network usage is reported as being off the record.
   bool is_data_usage_off_the_record_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeNetworkDelegate);
 };
 
 #endif  // CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_