[automerger skipped] Replace string functions with safe alternatives am: cb7dde1668 am: cbd7fc76d1 -s ours am: 4f918ca30d -s ours

am skip reason: Change-Id Ifa074b8c9db74966ed0a500bb8e063a8d4d870c4 with SHA-1 843cdb8fff is in history

Change-Id: I442a615cbcaa76025ab6976d71382901481a0646