Workaround mkdirs concurency problems

Use only mkdir since our usage is a simple case.

Bug: https://code.google.com/p/android/issues/detail?id=79388
Change-Id: Iab7504f3c38c660f93ab1249895be454af5ff84d
1 file changed
tree: 2a05b4ad1eb703e58e47692856d71113f33824f3
  1. instrumentation/
  2. library/
  3. Android.mk
  4. MODULE_LICENSE_APACHE2
  5. NOTICE