MD Settings: First half of Device > Keyboard sub-page.

chrome/browser/resources/settings/device_page/device_page.js

Index: chrome/browser/resources/settings/device_page/device_page.js
diff --git a/chrome/browser/resources/settings/device_page/device_page.js b/chrome/browser/resources/settings/device_page/device_page.js
index 3028f42ccc5151ec3ac874c81d7d6a0e9c57e46a..860d79b81f5d88847066d56eab29712e4bab1717 100644
--- a/chrome/browser/resources/settings/device_page/device_page.js
+++ b/chrome/browser/resources/settings/device_page/device_page.js
@@ -37,4 +37,12 @@ Polymer({
   onTouchpadTap_: function() {
     this.$.pages.setSubpageChain(['touchpad']);
   },
+
+  /**
+   * Handler for tapping the Keyboard settings menu item.
+   * @private
+   */
+  onKeyboardTap_: function() {
+    this.$.pages.setSubpageChain(['keyboard']);
+  },
 });