[Android]: Fix Android build if use_seccomp_bpf==0.

There is currently no Arm64 support for secomp_bpf, so use_seccomp_bpf is set to '0' on this architecture.  http://crrev.com/263017 broke the Arm64 build since it includes seccomp_bpf files even if use_seccomp_bpf==0.

BUG=354405,355125,362357

Review URL: https://codereview.chromium.org/233413004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@263400 0039d316-1c4b-4281-b951-d872f2087c98
2 files changed