* commit 'dbfd055d51b51b7a6f412155c2391666efbb638a': Use pread() to get the decrypted data for container based DRM file. For bug 4392094.
* commit 'dbfd055d51b51b7a6f412155c2391666efbb638a': Use pread() to get the decrypted data for container based DRM file. For bug 4392094.