MD History: Add lazy-render element for simple lazy initialization.

chrome/browser/resources/md_history/compiled_resources2.gyp

 # Copyright 2015 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': 'constants',
-      'dependencies': [
-        '../history/compiled_resources2.gyp:externs',
-      ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'browser_service',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '../history/compiled_resources2.gyp:externs',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
+      'target_name': 'externs',
+      'dependencies': [
+        'constants',
+        '../history/compiled_resources2.gyp:externs',
+      ],
+      'includes': ['../../../../third_party/closure_compiler/include_js.gypi'],
+    },
+    {
       'target_name': 'grouped_list',
       'dependencies': [
         '<(DEPTH)/third_party/polymer/v1_0/components-chromium/iron-collapse/compiled_resources2.gyp:iron-collapse-extracted',
         'constants',
         'history_item',
         '../history/compiled_resources2.gyp:externs',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
@@ skipping 38 matching lines @@
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:icon',
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:load_time_data',
         'constants',
         'app',
         '<(EXTERNS_GYP):chrome_send',
         '../history/compiled_resources2.gyp:externs',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
+      'target_name': 'lazy_render',
+      'dependencies': [
+        'externs',
+      ],
+      'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
+    },
+    {
       'target_name': 'list_container',
       'dependencies': [
         'grouped_list',
         'history_list',
+        'lazy_render',
         '<(EXTERNS_GYP):chrome_send',
         '../history/compiled_resources2.gyp:externs',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'app',
       'dependencies': [
         # TODO(calamity): Add app-route elements after closure issues are fixed.
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:util',
@@ skipping 18 matching lines @@
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'synced_device_card',
       'dependencies': [
         '../history/compiled_resources2.gyp:externs',
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:icon',
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:load_time_data',
         'browser_service',
         'constants',
+        'externs',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'synced_device_manager',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/cr_elements/cr_shared_menu/compiled_resources2.gyp:cr_shared_menu',
         'browser_service',
+        'lazy_render',
         'synced_device_card',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
   ],
 }