prebuilts/api/29.0/public/webview_zygote.te

# webview_zygote is an auxiliary zygote process that is used to spawn
# isolated_app processes for rendering untrusted web content.

type webview_zygote, domain;
type webview_zygote_exec, exec_type, file_type;
type webview_zygote_tmpfs, file_type;