Remove configuration policy on iOS.

ios/chrome/browser/net/ios_chrome_network_delegate.cc

 // Copyright 2015 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.
 
 #include "ios/chrome/browser/net/ios_chrome_network_delegate.h"
 
 #include <stdlib.h>
 
 #include "base/base_paths.h"
 #include "base/debug/alias.h"
@@ skipping 10 matching lines @@
 #include "components/domain_reliability/monitor.h"
 #include "ios/chrome/browser/pref_names.h"
 #include "ios/web/public/web_thread.h"
 #include "net/base/load_flags.h"
 #include "net/base/net_errors.h"
 #include "net/cookies/cookie_options.h"
 #include "net/http/http_status_code.h"
 #include "net/log/net_log.h"
 #include "net/url_request/url_request.h"
 
-#if defined(ENABLE_CONFIGURATION_POLICY)
-#include "components/policy/core/browser/url_blacklist_manager.h"
-#endif
-
 namespace {
 
 const char kDNTHeader[] = "DNT";
 
 void ReportInvalidReferrerSendOnUI() {
   base::RecordAction(
       base::UserMetricsAction("Net.URLRequest_StartJob_InvalidReferrer"));
 }
 
 void ReportInvalidReferrerSend(const GURL& target_url,
@@ skipping 21 matching lines @@
           "Net.HttpRequestCompletionErrorCodes.MainFrame",
           std::abs(request->status().error()));
     }
   }
 }
 
 }  // namespace
 
 IOSChromeNetworkDelegate::IOSChromeNetworkDelegate()
     : enable_do_not_track_(nullptr),
-#if defined(ENABLE_CONFIGURATION_POLICY)
-      url_blacklist_manager_(nullptr),
-#endif
       domain_reliability_monitor_(nullptr) {
 }
 
 IOSChromeNetworkDelegate::~IOSChromeNetworkDelegate() {}
 
 // static
 void IOSChromeNetworkDelegate::InitializePrefsOnUIThread(
     BooleanPrefMember* enable_do_not_track,
     PrefService* pref_service) {
   DCHECK_CURRENTLY_ON_WEB_THREAD(web::WebThread::UI);
   if (enable_do_not_track) {
     enable_do_not_track->Init(ios::prefs::kEnableDoNotTrack, pref_service);
     enable_do_not_track->MoveToThread(
         web::WebThread::GetTaskRunnerForThread(web::WebThread::IO));
   }
 }
 
 int IOSChromeNetworkDelegate::OnBeforeURLRequest(
     net::URLRequest* request,
     const net::CompletionCallback& callback,
     GURL* new_url) {
   // TODO(mmenke): Remove ScopedTracker below once crbug.com/456327 is fixed.
   tracked_objects::ScopedTracker tracking_profile1(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "456327 URLRequest::IOSChromeNetworkDelegate::OnBeforeURLRequest"));
 
-#if defined(ENABLE_CONFIGURATION_POLICY)
-  int error = net::ERR_BLOCKED_BY_ADMINISTRATOR;
-  // iOS cannot check the resource type, block everything.
-  // See http://crbug.com/338283 and http://crbug.com/489704
-  if (url_blacklist_manager_ &&
-      url_blacklist_manager_->ShouldBlockRequestForFrame(request->url(),
-                                                         &error)) {
-    // URL access blocked by policy.
-    request->net_log().AddEvent(
-        net::NetLog::TYPE_CHROME_POLICY_ABORTED_REQUEST,
-        net::NetLog::StringCallback("url",
-                                    &request->url().possibly_invalid_spec()));
-    return error;
-  }
-#endif
-
   // TODO(mmenke): Remove ScopedTracker below once crbug.com/456327 is fixed.
   tracked_objects::ScopedTracker tracking_profile2(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "456327 URLRequest::IOSChromeNetworkDelegate::OnBeforeURLRequest 2"));
 
   if (enable_do_not_track_ && enable_do_not_track_->GetValue())
     request->SetExtraRequestHeaderByName(kDNTHeader, "1", true /* override */);
 
   // TODO(mmenke): Remove ScopedTracker below once crbug.com/456327 is fixed.
   tracked_objects::ScopedTracker tracking_profile4(
@@ skipping 69 matching lines @@
 }
 
 bool IOSChromeNetworkDelegate::
     OnCancelURLRequestWithPolicyViolatingReferrerHeader(
         const net::URLRequest& request,
         const GURL& target_url,
         const GURL& referrer_url) const {
   ReportInvalidReferrerSend(target_url, referrer_url);
   return true;
 }