[Chrome OS] Expose keyboard auto repeat delay/interval to login screen.

chrome/browser/chromeos/language_preferences.h

Index: chrome/browser/chromeos/language_preferences.h
diff --git a/chrome/browser/chromeos/language_preferences.h b/chrome/browser/chromeos/language_preferences.h
index 00bb32d8b954be9b5f530b975ca01b9681a8fa39..e406df4821aaf6c1450b861669e5cea7ee827250 100644
--- a/chrome/browser/chromeos/language_preferences.h
+++ b/chrome/browser/chromeos/language_preferences.h
@@ -25,6 +25,8 @@ extern const char kPreloadEnginesConfigName[];
 // ---------------------------------------------------------------------------
 // For keyboard stuff
 // ---------------------------------------------------------------------------
+// A flag indicating whether the keyboard auto repeat is enabled.
+extern const bool kXkbAutoRepeatEnabled;
 // A delay between the first and the start of the rest.
 extern const int kXkbAutoRepeatDelayInMs;
 // An interval between the repeated keys.