MD Settings: First iteration of searching within settings.

chrome/browser/resources/settings/settings_ui/settings_ui.js

Index: chrome/browser/resources/settings/settings_ui/settings_ui.js
diff --git a/chrome/browser/resources/settings/settings_ui/settings_ui.js b/chrome/browser/resources/settings/settings_ui/settings_ui.js
index a6b1008786877c440740f457859cfd2ace456965..3bbac9578de5d2ae2ccd620414bedfab7ddb0606 100644
--- a/chrome/browser/resources/settings/settings_ui/settings_ui.js
+++ b/chrome/browser/resources/settings/settings_ui/settings_ui.js
@@ -41,6 +41,13 @@ Polymer({
     this.$$('app-drawer').toggle();
   },
 
+  /** @override */
+  ready: function() {
+    this.$$('cr-toolbar').addEventListener('search-changed', function(e) {
+      this.$$('settings-main').searchContents(e.detail);
+    }.bind(this));
+  },
+
   /** @private */
   directionDelegateChanged_: function() {
     this.$$('app-drawer').align = this.directionDelegate.isRtl() ?