Revert "Get rid of separate platform_app_data_file type."

This reverts commit 5da6b8a8c10a57dc4e4d977e4b126d3d2f92eef3.

Conflicts:

	file.te
	media_app.te
Revert "Adding permissions needed to remove cache"

This reverts commit 801327af63df4798999d02fa303f9d09163a39eb.

Conflicts:

	installd.te
Revert "Get rid of separate download_file type."

This reverts commit 268ab149fcbebabb257271c8057729195876341f.

Conflicts:

	file.te
	installd.te
	media_app.te
Revert "sepolicy: Fix more denials"

This reverts commit fa9a6f3f61c65aef1ce3a0b6f8c08141ffa517d0.