MIPS: Added Android-specific version of cacheflush call.
MIPS: Added Android-specific version of cacheflush call.

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/9234059
Patch from Daniel Kalmar <kalmard@homejinni.com>.

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@10518 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

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