ChromeOS MD-OOBE: "Back" button for EULA screen.

chrome/browser/resources/chromeos/login/oobe_eula.js

Index: chrome/browser/resources/chromeos/login/oobe_eula.js
diff --git a/chrome/browser/resources/chromeos/login/oobe_eula.js b/chrome/browser/resources/chromeos/login/oobe_eula.js
index 78cf7edec75b93111b66abf57b890321e65f27f3..8ff6cf2da761b18d70a4bd225bc5b56ab8bd5278 100644
--- a/chrome/browser/resources/chromeos/login/oobe_eula.js
+++ b/chrome/browser/resources/chromeos/login/oobe_eula.js
@@ -76,7 +76,7 @@ Polymer({
   /**
    * On-change event handler for usageStats.
    *
-   * * @private
+   * @private
    */
   onUsageChanged_: function() {
     this.screen.onUsageStatsClicked_(this.$.usageStats.checked);
@@ -85,7 +85,7 @@ Polymer({
   /**
    * On-tap event handler for installationSettings.
    *
-   * * @private
+   * @private
    */
   onInstallationSettingsClicked_: function() {
     chrome.send('eulaOnInstallationSettingsPopupOpened');
@@ -96,9 +96,18 @@ Polymer({
   /**
    * On-tap event handler for stats-help-link.
    *
-   * * @private
+   * @private
    */
   onUsageStatsHelpLinkClicked_: function() {
     chrome.send('eulaOnLearnMore');
   },
+
+  /**
+   * On-tap event handler for back button.
+   *
+   * @private
+   */
+  onEulaBackButtonPressed_: function() {
+    chrome.send('login.EulaScreen.userActed', ['back-button']);
+  },
 });