WINDOW_CONTAINER_TYPE_BACKGROUND 2127 chrome/browser/chrome_content_browser_client.cc if (container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) { WINDOW_CONTAINER_TYPE_BACKGROUND 1497 chrome/browser/ui/browser.cc if (window_container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) { WINDOW_CONTAINER_TYPE_BACKGROUND 37 content/public/common/window_container_type.cc return WINDOW_CONTAINER_TYPE_BACKGROUND;