Generate Android.mk for DM.

ifdef out code that won't build where we don't have jsoncpp.

Include ctype instead of string.h for tolower.

Depends on https://codereview.chromium.org/282053002/

BUG=skia:2447
R=mtklein@google.com

Author: scroggo@google.com

Review URL: https://codereview.chromium.org/290603002

git-svn-id: http://skia.googlecode.com/svn/trunk@14768 2bbb7eff-a529-9590-31e7-b0007b416f81
5 files changed