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

components/content_settings/core/browser/content_settings_usages_state.cc

Index: components/content_settings/core/browser/content_settings_usages_state.cc
diff --git a/components/content_settings/core/browser/content_settings_usages_state.cc b/components/content_settings/core/browser/content_settings_usages_state.cc
index 6c5db41f752d5be1dac5badda2f9e8356e32d9b3..b0486a90758c62f37b75c0ee617908c1df5152db 100644
--- a/components/content_settings/core/browser/content_settings_usages_state.cc
+++ b/components/content_settings/core/browser/content_settings_usages_state.cc
@@ -8,7 +8,6 @@
 
 #include "base/strings/utf_string_conversions.h"
 #include "components/content_settings/core/browser/host_content_settings_map.h"
-#include "components/prefs/pref_service.h"
 #include "components/url_formatter/url_formatter.h"
 
 ContentSettingsUsagesState::CommittedDetails::CommittedDetails()
@@ -19,12 +18,8 @@ ContentSettingsUsagesState::CommittedDetails::~CommittedDetails() {}
 
 ContentSettingsUsagesState::ContentSettingsUsagesState(
     HostContentSettingsMap* host_content_settings_map,
-    ContentSettingsType type,
-    const std::string& accept_language_pref,
-    PrefService* prefs)
+    ContentSettingsType type)
     : host_content_settings_map_(host_content_settings_map),
-      pref_service_(prefs),
-      accept_language_pref_(accept_language_pref),
       type_(type) {
 }
 
@@ -106,7 +101,6 @@ void ContentSettingsUsagesState::GetDetailedInfo(
 std::string ContentSettingsUsagesState::GURLToFormattedHost(
     const GURL& url) const {
   base::string16 display_host;
-  url_formatter::AppendFormattedHost(
-      url, pref_service_->GetString(accept_language_pref_), &display_host);
+  url_formatter::AppendFormattedHost(url, &display_host);
   return base::UTF16ToUTF8(display_host);
 }