Not set the title of ARC apps from launcher

This patch removes the code which sets the application title from the launcher, since now the title is set from Android-side and we don't need to set it in Chrome-side.

BUG=621166

Review-Url: https://codereview.chromium.org/2113633002
Cr-Commit-Position: refs/heads/master@{#405250}

chrome/browser/ui/ash/launcher/arc_app_window_launcher_controller.cc

@@ -357,8 +357,6 @@ void ArcAppWindowLauncherController::CheckForAppWindowWidget(
     if (app_window) {
       app_window->set_widget(views::Widget::GetWidgetForNativeWindow(window));
       ash::SetShelfIDForWindow(app_window->shelf_id(), window);
-      if (app_window->controller())
-        window->SetTitle(app_window->controller()->GetTitle());
       chrome::MultiUserWindowManager::GetInstance()->SetWindowOwner(
           window,
           user_manager::UserManager::Get()->GetPrimaryUser()->GetAccountId());