[MD Bookmarks] Persist collapsed folders between page loads.

chrome/browser/resources/md_bookmarks/compiled_resources2.gyp

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
   'targets': [
     {
       'target_name': 'actions',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(EXTERNS_GYP):chrome_extensions',
@@ skipping 20 matching lines @@
         '<(EXTERNS_GYP):chrome_extensions',
         'api_listener',
         'dnd_manager',
         'router',
         'store',
         'store_client',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
-      'target_name': 'edit_dialog',
-      'dependencies': [
-        '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:assert',
-        '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:load_time_data',
-        '<(EXTERNS_GYP):chrome_extensions',
-        'types',
-      ],
+      'target_name': 'constants',
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
     },
     {
       'target_name': 'dnd_manager',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(EXTERNS_GYP):bookmark_manager_private',
         '<(EXTERNS_GYP):metrics_private',
         'store',
         'types',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
     },
     {
+      'target_name': 'edit_dialog',
+      'dependencies': [
+        '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:assert',
+        '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:load_time_data',
+        '<(EXTERNS_GYP):chrome_extensions',
+        'types',
+      ],
+      'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
+    },
+    {
       'target_name': 'folder_node',
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
       'dependencies': [
         '<(EXTERNS_GYP):chrome_extensions',
         'actions',
         'store_client',
       ],
     },
     {
       'target_name': 'item',
@@ skipping 68 matching lines @@
         '<(DEPTH)/ui/webui/resources/cr_elements/cr_toolbar/compiled_resources2.gyp:cr_toolbar',
         '<(EXTERNS_GYP):chrome_extensions',
         'store_client',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'types',
       'dependencies': [
         '<(EXTERNS_GYP):chrome_extensions',
+        'constants',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
     },
     {
       'target_name': 'util',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(EXTERNS_GYP):chrome_extensions',
         'types',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
     }
   ]
 }