attach private files from "/data/data/com.android.messaging/"
directory to the messaging app.
* This is a manual merge from ag/871758 -- backporting a security fix from
Bugle to Kazoo.
* Don't export the MediaScratchFileProvider or the MmsFileProvider. This
will block external access from third party apps. In addition, make both
providers more robust in handling path names. Make sure the file paths
handled in the providers point to the expected directory.
Change-Id: I9e6b3ae0e122e3f5022243418f2893d4a0859edb
Fixes: 32807795
For platforms with insecure handling of media files, media files should
be opened only after the user chooses to play the media.
Change-Id: I5f9bbd1f8468a704a5962f0dddd3c8b11bba8bea
Tom Taylor
Tony Mak
Shri Borde
Mike Dodd