Updates to Android.mk generation.

These defines were manually added to the last merge.

BUG=skia:1975
R=djsollen@google.com

Author: scroggo@google.com

Review URL: https://codereview.chromium.org/226663002

git-svn-id: http://skia.googlecode.com/svn/trunk@14067 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed