Added new adaptive "Suggest" tab on the New Tab Page, behing the flag, for the experiments.

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 257125dd066cb61015c37a0104e05786b3a6b9c2..4fb140293ae1b9e12d4bf1692f550e3bc66c1d91 100644
--- a/chrome/browser/resources/ntp4/new_tab.js
+++ b/chrome/browser/resources/ntp4/new_tab.js
@@ -113,6 +113,13 @@ cr.define('ntp4', function() {
                               false);
     chrome.send('getMostVisited');
 
+    if (templateData.isSuggestionsPageEnabled) {
+      newTabView.appendTilePage(new ntp4.SuggestionsPage(),
+                                localStrings.getString('suggested'),
+                                false);
+      chrome.send('getSuggested');
+    }
+
     if (templateData.isWebStoreExperimentEnabled) {
       var webstoreLink = localStrings.getString('webStoreLink');
       var url = appendParam(webstoreLink, 'utm_source', 'chrome-ntp-launcher');
@@ -419,6 +426,10 @@ cr.define('ntp4', function() {
   function setMostVisitedPages(data, hasBlacklistedUrls) {
     newTabView.mostVisitedPage.data = data;
     cr.dispatchSimpleEvent(document, 'sectionready', true, true);
+  }
+
+  function setSuggestionsPages(data, hasBlacklistedUrls) {
+    newTabView.suggestionsPage.data = data;
   }
 
   /**
@@ -529,8 +540,9 @@ cr.define('ntp4', function() {
     onLoad: onLoad,
     leaveRearrangeMode: leaveRearrangeMode,
     saveAppPageName: saveAppPageName,
-    setAppToBeHighlighted: setAppToBeHighlighted,
+    setAppToBeHighlighted: setAppToBeHighlighted,
     setMostVisitedPages: setMostVisitedPages,
+    setSuggestionsPages: setSuggestionsPages,
     setRecentlyClosedTabs: setRecentlyClosedTabs,
     setStripeColor: setStripeColor,
     showNotification: showNotification,
@@ -545,8 +557,8 @@ cr.define('ntp4', function() {
 var getAppsCallback = ntp4.getAppsCallback;
 var appsPrefChangeCallback = ntp4.appsPrefChangeCallback;
 var themeChanged = ntp4.themeChanged;
-var recentlyClosedTabs = ntp4.setRecentlyClosedTabs;
-var setMostVisitedPages = ntp4.setMostVisitedPages;
+var recentlyClosedTabs = ntp4.setRecentlyClosedTabs;
+var setMostVisitedPages = ntp4.setMostVisitedPages;
 var updateLogin = ntp4.updateLogin;
 
 document.addEventListener('DOMContentLoaded', ntp4.onLoad);