Move modifier remapping code from X to Ash

chrome/browser/chromeos/preferences.h

Index: chrome/browser/chromeos/preferences.h
diff --git a/chrome/browser/chromeos/preferences.h b/chrome/browser/chromeos/preferences.h
index bc161fa45acfb1c2e5a5890f6a32ba3e192ec0ec..dd903771d817d715da28fd481ec72fce87b33e97 100644
--- a/chrome/browser/chromeos/preferences.h
+++ b/chrome/browser/chromeos/preferences.h
@@ -89,9 +89,6 @@ class Preferences : public content::NotificationObserver {
   // Restores the user's preferred input method / keyboard layout on signing in.
   void SetInputMethodList();
 
-  // Updates the mapping of modifier keys following current prefs values.
-  void UpdateModifierKeyMapping();
-
   // Updates the initial key repeat delay and key repeat interval following
   // current prefs values. We set the delay and interval at once since an
   // underlying XKB API requires it.
@@ -140,9 +137,6 @@ class Preferences : public content::NotificationObserver {
       language_prefs::kNumMozcMultipleChoicePrefs];
   IntegerPrefMember mozc_integer_prefs_[
       language_prefs::kNumMozcIntegerPrefs];
-  IntegerPrefMember xkb_remap_search_key_to_;
-  IntegerPrefMember xkb_remap_control_key_to_;
-  IntegerPrefMember xkb_remap_alt_key_to_;
   BooleanPrefMember xkb_auto_repeat_enabled_;
   IntegerPrefMember xkb_auto_repeat_delay_pref_;
   IntegerPrefMember xkb_auto_repeat_interval_pref_;