adb_push_if_needed - make target directory if it does not exist.

(fixes error introduced in 21a6d13.)

NOTRY=true
R=djsollen@google.com

Author: halcanary@google.com

Review URL: https://codereview.chromium.org/255263002

git-svn-id: http://skia.googlecode.com/svn/trunk@14445 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed