Refactoring CookiesTreeModel to support multiple data sources.

chrome/browser/resources/options2/cookies_view.js

Index: chrome/browser/resources/options2/cookies_view.js
diff --git a/chrome/browser/resources/options2/cookies_view.js b/chrome/browser/resources/options2/cookies_view.js
index 50a58afa6f0b636fe40c0e34991df3809fa19b4b..be1867af3f59439e3e8088a5d5d57257a5cb163e 100644
--- a/chrome/browser/resources/options2/cookies_view.js
+++ b/chrome/browser/resources/options2/cookies_view.js
@@ -122,7 +122,24 @@ cr.define('options', function() {
   };
 
   CookiesView.loadChildren = function(args) {
-    $('cookies-list').loadChildren(args[0], args[1]);
+    // TODO(nasko): this should be temporary, until the UI is modified to
+    // properly account for the new "app" level in the tree model.
+    if (args[0] == null) {
+      // We are at the root of the tree, just load the browser wide cookies.
+      var browser = null;
+      for (var i = 0; i < args[1].length; ++i) {
+        if (args[1][i] && args[1][i].appId === '') {
+          browser = args[1][i];
+          break;
+        }
+      }
+      if (browser) {
+        $('cookies-list').rootId = browser.id;
+        chrome.send('loadCookie', [browser.id]);
+      }
+    } else {
+      $('cookies-list').loadChildren(args[0], args[1]);
+    }
   };
 
   // Export