Enhance chrome.app.window API with better shelf integration

extensions/browser/api/app_window/app_window_api.cc

Index: extensions/browser/api/app_window/app_window_api.cc
diff --git a/extensions/browser/api/app_window/app_window_api.cc b/extensions/browser/api/app_window/app_window_api.cc
index 4f5ffa551fea46a1b86c765946810178c4a9936e..996746c9fe25490f0d5b4d9682dc22d9092005f7 100644
--- a/extensions/browser/api/app_window/app_window_api.cc
+++ b/extensions/browser/api/app_window/app_window_api.cc
@@ -317,6 +317,9 @@ bool AppWindowCreateFunction::RunAsync() {
           *options->visible_on_all_workspaces.get();
     }
 
+    if (options->show_in_shelf.get())
+      create_params.show_in_shelf = *options->show_in_shelf.get();
+
     if (options->type != app_window::WINDOW_TYPE_PANEL) {
       switch (options->state) {
         case app_window::STATE_NONE: