Cleanup hardfp ABI detection. This work was triggered by issue 2140.
Cleanup hardfp ABI detection. This work was triggered by issue 2140.

BUG=none
TEST=none

Review URL: https://chromiumcodereview.appspot.com/10713009

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@11951 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh