Add settings for keyboard auto-repeat to options page.

chrome/browser/resources/options/chromeos/keyboard_overlay.html

Index: chrome/browser/resources/options/chromeos/keyboard_overlay.html
diff --git a/chrome/browser/resources/options/chromeos/keyboard_overlay.html b/chrome/browser/resources/options/chromeos/keyboard_overlay.html
index f0c7945c43f5dc7f2d32b283507b2b8480e81bd2..1edf52f2769d54de996612f1ca0b56b69f987953 100644
--- a/chrome/browser/resources/options/chromeos/keyboard_overlay.html
+++ b/chrome/browser/resources/options/chromeos/keyboard_overlay.html
@@ -94,6 +94,31 @@
           i18n-content="sendFunctionKeysDescription">
       </label>
     </div>
+    <div class="settings-row">
+      <div class="checkbox">
+        <input id="enable-auto-repeat" type="checkbox"
+            pref="settings.language.xkb_auto_repeat_enabled_r2"
+            metric="Options_KeyboardAutoRepeat">
+        <label for="enable-auto-repeat" i18n-content="enableAutoRepeat"
+            dialog-pref></label>
+      </div>
+      <div id="auto-repeat-settings-section">
+        <div>
+          <span class="option-name" i18n-content="autoRepeatDelay"></span>
+          <span i18n-content="autoRepeatDelayLong"></span>
+          <input id="auto-repeat-delay-range" type="range"
+              class="touch-slider">
+          <span i18n-content="autoRepeatDelayShort"></span>
+        </div>
+        <div>
+          <span class="option-name" i18n-content="autoRepeatRate"></span>
+          <span i18n-content="autoRepeatRateSlow"></span>
+          <input id="auto-repeat-interval-range" type="range"
+              class="touch-slider">
+          <span i18n-content="autoRepeatRateFast"></span>
+        </div>
+      </div>
+    </div>
     <button id="keyboard-shortcuts" class="settings-row link-button"
         i18n-content="showKeyboardShortcuts"></button>
     <button id="languages-and-input-settings" class="settings-row link-button"