Ensure ephemeral apps have dock icons on mac

chrome/browser/web_applications/web_app_mac.mm

Index: chrome/browser/web_applications/web_app_mac.mm
diff --git a/chrome/browser/web_applications/web_app_mac.mm b/chrome/browser/web_applications/web_app_mac.mm
index 9199441a640622964c01bc8349fee285ddb7e67e..f5ed921b1866697a942e00d2044d97d03bb07204 100644
--- a/chrome/browser/web_applications/web_app_mac.mm
+++ b/chrome/browser/web_applications/web_app_mac.mm
@@ -599,8 +599,11 @@ bool WebAppShortcutCreator::CreateShortcuts(
   } else {
     paths.push_back(app_data_dir_);
   }
-  paths.push_back(applications_dir);
 
+  if (!creation_locations.hidden)
+    paths.push_back(applications_dir);
+
+  DCHECK(!paths.empty());
   size_t success_count = CreateShortcutsIn(paths);
   if (success_count == 0)
     return false;
@@ -611,7 +614,8 @@ bool WebAppShortcutCreator::CreateShortcuts(
   if (success_count != paths.size())
     return false;
 
-  if (creation_locations.in_quick_launch_bar && path_to_add_to_dock) {
+  if (creation_locations.in_quick_launch_bar && path_to_add_to_dock &&
+      !creation_locations.hidden) {
     switch (dock::AddIcon(path_to_add_to_dock, nil)) {
       case dock::IconAddFailure:
         // If adding the icon failed, instead reveal the Finder window.