[automerger skipped] Merge "Mark the current BUILD_* warnings as errors by...

[automerger skipped] Merge "Mark the current BUILD_* warnings as errors by default" am: 83315ab6 am: c5dd62b2 -s ours am: 0d43b210 -s ours am: b8ffa740 -s ours am: 4f89ba37 -s ours
am skip reason: Change-Id I1aecf97f64e281df3682ff0a0fb3ac4283790acd with SHA-1 c4bdff5f is in history

Change-Id: I35a9f0182cf8c3cf8e43c0a87bcc9e0418bb1596