mobileview: fix handling of shared file pages

Bug: 65358
Change-Id: I60e19d03b1d549963f34f7700cda2a62409a0992
Hygiene: move API tests to subdirectory

Change-Id: Ic454d80e4a2f657e6c3c3fb8b05a5ad99a4a532f
Merge "mobileview: fix handling of shared file pages"
Merge "Hygiene: move API tests to subdirectory"