Lose vmstat to toybox.

Change-Id: Ifcb64292bb147ad592d1a627bb8dbb684f4a27e4
Use __arm__ instead of ARCH_ARM.

Change-Id: I777da5757f01d8328d5475e654d56d81dc802655
Merge "Use __arm__ instead of ARCH_ARM."
Merge "Lose vmstat to toybox."