Merge RecordComment invocations into DeoptimizeIf calls.

Merge RecordComment invocations into DeoptimizeIf calls.

This way the deoptimization reasons are actually threaded through to
the jump table. Tiny cleanup of related MIPS/MIPS64 code on the way.

R=jarin@chromium.org

Committed: https://code.google.com/p/v8/source/detail?r=24111

[Sven Panne, 2014-09-22 09:28:28]

svenpanne@chromium.org changed reviewers:
+ jarin@chromium.org

[Jarin, 2014-09-22 09:32:15]

lgtm

[Sven Panne, 2014-09-22 09:50:27]

Committed patchset #1 (id:1) manually as 24111 (tree was closed).