Drop |languages| from {Format,Elide}Url* and IDNToUnicode

ios/chrome/browser/ssl/ios_ssl_blocking_page.mm

 // Copyright 2016 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/ssl/ios_ssl_blocking_page.h"
 
 #include <utility>
 
 #include "base/metrics/histogram.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
-#include "components/prefs/pref_service.h"
 #include "components/security_interstitials/core/metrics_helper.h"
 #include "components/security_interstitials/core/ssl_error_ui.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 #include "ios/chrome/browser/interstitials/ios_chrome_controller_client.h"
 #include "ios/chrome/browser/interstitials/ios_chrome_metrics_helper.h"
-#include "ios/chrome/browser/pref_names.h"
 #include "ios/chrome/grit/ios_strings.h"
 #include "ios/public/provider/chrome/browser/browser_constants.h"
 #include "ios/web/public/web_state/web_state.h"
 #include "net/base/net_errors.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "url/gurl.h"
 
 using security_interstitials::SSLErrorUI;
 
 namespace {
@@ skipping 45 matching lines @@
     int options_mask,
     const base::Time& time_triggered,
     const base::Callback<void(bool)>& callback)
     : IOSSecurityInterstitialPage(web_state, request_url),
       callback_(callback),
       ssl_info_(ssl_info),
       overridable_(IsOverridable(options_mask)),
       expired_but_previously_allowed_(
           (options_mask & SSLErrorUI::EXPIRED_BUT_PREVIOUSLY_ALLOWED) != 0),
       controller_(new IOSChromeControllerClient(web_state)) {
-  // Get the language and override prefs for the SSLErrorUI.
-  std::string languages;
-  ios::ChromeBrowserState* browser_state =
-      ios::ChromeBrowserState::FromBrowserState(web_state->GetBrowserState());
-  if (browser_state) {
-    languages = browser_state->GetPrefs()->GetString(prefs::kAcceptLanguages);
-  }
+  // Override prefs for the SSLErrorUI.
   if (overridable_)
     options_mask |= SSLErrorUI::SOFT_OVERRIDE_ENABLED;
   else
     options_mask &= ~SSLErrorUI::SOFT_OVERRIDE_ENABLED;
 
   // Set up the metrics helper for the SSLErrorUI.
   security_interstitials::MetricsHelper::ReportDetails reporting_info;
   reporting_info.metric_prefix =
       overridable_ ? "ssl_overridable" : "ssl_nonoverridable";
   reporting_info.rappor_prefix = kSSLRapporPrefix;
   reporting_info.rappor_report_type = rappor::UMA_RAPPOR_TYPE;
   IOSChromeMetricsHelper* ios_chrome_metrics_helper =
       new IOSChromeMetricsHelper(web_state, request_url, reporting_info);
   controller_->set_metrics_helper(make_scoped_ptr(ios_chrome_metrics_helper));
 
   ssl_error_ui_.reset(new SSLErrorUI(request_url, cert_error, ssl_info,
-                                     options_mask, time_triggered, languages,
+                                     options_mask, time_triggered,
                                      controller_.get()));
 
   // Creating an interstitial without showing (e.g. from chrome://interstitials)
   // it leaks memory, so don't create it here.
 }
 
 bool IOSSSLBlockingPage::ShouldCreateNewNavigation() const {
   return true;
 }
 
@@ skipping 80 matching lines @@
   callback_.Reset();
 }
 
 // static
 bool IOSSSLBlockingPage::IsOverridable(int options_mask) {
   const bool is_overridable =
       (options_mask & SSLErrorUI::SOFT_OVERRIDE_ENABLED) &&
       !(options_mask & SSLErrorUI::STRICT_ENFORCEMENT);
   return is_overridable;
 }