Only pass android_toolchain in android builds.

Unbreaks non-android arm builds of openmax.

BUG=563844
R=rtoy@google.com

Review URL: https://codereview.webrtc.org/1486143002 .
2 files changed
tree: baf45ce306abf6afc6a27a6ceb4fb622372c6f15
  1. LICENSE
  2. OWNERS
  3. README.chromium
  4. codereview.settings
  5. dl/