[NTP4] Auto-deletion of empty apps panes.

chrome/browser/resources/ntp4/new_tab.js

Index: chrome/browser/resources/ntp4/new_tab.js
diff --git a/chrome/browser/resources/ntp4/new_tab.js b/chrome/browser/resources/ntp4/new_tab.js
index c4c7766693bc22e7a97e03c91720d08f2db31107..ff7936cdc84d3fe52dafb70f71a314f2cb561e5c 100644
--- a/chrome/browser/resources/ntp4/new_tab.js
+++ b/chrome/browser/resources/ntp4/new_tab.js
@@ -325,40 +325,48 @@ cr.define('ntp4', function() {
   /**
    * Wrappers to forward the callback to corresponding PageListView member.
    */
-  function appAdded(appData, opt_highlight) {
-    newTabView.appAdded(appData, opt_highlight);
+  function appAdded() {
+    return newTabView.appAdded.apply(newTabView, arguments);
   }
 
-  function appRemoved(appData, isUninstall) {
-    newTabView.appRemoved(appData, isUninstall);
+  function appsPrefChangeCallback() {
+    return newTabView.appsPrefChangedCallback.apply(newTabView, arguments);
   }
 
-  function appsPrefChangeCallback(data) {
-    newTabView.appsPrefChangedCallback(data);
+  function appRemoved() {
+    return newTabView.appRemoved.apply(newTabView, arguments);
+  }
+
+  function appsReordered() {
+    return newTabView.appsReordered.apply(newTabView, arguments);
   }
 
   function enterRearrangeMode() {
-    newTabView.enterRearrangeMode();
+    return newTabView.enterRearrangeMode.apply(newTabView, arguments);
   }
 
-  function getAppsCallback(data) {
-    newTabView.getAppsCallback(data);
+  function getAppsCallback() {
+    return newTabView.getAppsCallback.apply(newTabView, arguments);
   }
 
-  function getAppsPageIndex(page) {
-    return newTabView.getAppsPageIndex(page);
+  function getAppsPageIndex() {
+    return newTabView.getAppsPageIndex.apply(newTabView, arguments);
   }
 
   function getCardSlider() {
     return newTabView.cardSlider;
   }
 
-  function leaveRearrangeMode(e) {
-    newTabView.leaveRearrangeMode(e);
+  function leaveRearrangeMode() {
+    return newTabView.leaveRearrangeMode.apply(newTabView, arguments);
+  }
+
+  function removeAppsPageIfEmpty() {
+    return newTabView.removeAppsPageIfEmpty.apply(newTabView, arguments);
   }
 
-  function saveAppPageName(appPage, name) {
-    newTabView.saveAppPageName(appPage, name);
+  function saveAppsPageName() {
+    return newTabView.saveAppsPageName.apply(newTabView, arguments);
   }
 
   function setAppToBeHighlighted(appId) {
@@ -369,6 +377,7 @@ cr.define('ntp4', function() {
   return {
     appAdded: appAdded,
     appRemoved: appRemoved,
+    appsReordered: appsReordered,
     appsPrefChangeCallback: appsPrefChangeCallback,
     enterRearrangeMode: enterRearrangeMode,
     getAppsCallback: getAppsCallback,
@@ -376,7 +385,8 @@ cr.define('ntp4', function() {
     getCardSlider: getCardSlider,
     onLoad: onLoad,
     leaveRearrangeMode: leaveRearrangeMode,
-    saveAppPageName: saveAppPageName,
+    removeAppsPageIfEmpty: removeAppsPageIfEmpty,
+    saveAppsPageName: saveAppsPageName,
     setAppToBeHighlighted: setAppToBeHighlighted,
     setMostVisitedPages: setMostVisitedPages,
     setRecentlyClosedTabs: setRecentlyClosedTabs,