Mozart: Publish scene when scene token becomes available.

services/ui/view_manager/view_registry.cc

 // 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.
 
 #include "services/ui/view_manager/view_registry.h"
 
 #include <algorithm>
 #include <cmath>
 #include <utility>
 
@@ skipping 227 matching lines @@
   ViewStub* view_stub = view_stub_weak.get();
   if (!view_stub || view_stub->is_unavailable())
     return;
 
   DVLOG(2) << "OnStubSceneCreated: view_state=" << view_stub->state()
            << ", scene_token=" << scene_token;
 
   // Store the scene token.
   DCHECK(view_stub->is_linked());
   view_stub->SetStubSceneToken(scene_token.Clone());
+  if (view_stub->state())
+    PublishStubScene(view_stub->state());
 
   // Send view info to the container including the scene token.
   auto view_info = mojo::ui::ViewInfo::New();
   view_info->scene_token = scene_token.Pass();
   if (view_stub->container()) {
     SendChildAttached(view_stub->container(), view_stub->key(),
                       view_info.Pass());
   }
 
   // If this is the root of the tree, update the renderer now that we
@@ skipping 507 matching lines @@
   auto it = views_by_token_.find(view_token_value);
   return it != views_by_token_.end() ? it->second : nullptr;
 }
 
 ViewTreeState* ViewRegistry::FindViewTree(uint32_t view_tree_token_value) {
   auto it = view_trees_by_token_.find(view_tree_token_value);
   return it != view_trees_by_token_.end() ? it->second : nullptr;
 }
 
 }  // namespace view_manager