am b4116c09: Fix the incorrect environment variable name for the thread pool size.

Merge commit 'b4116c09fb9784551911ea0a10b4dd321ff9aa7d' into gingerbread-plus-aosp

* commit 'b4116c09fb9784551911ea0a10b4dd321ff9aa7d':
  Fix the incorrect environment variable name for the thread pool size.