Ignore whitelist when generating android xml.

Whitelist should only apply to the resources used outside of Java.
This helps us to only need to specify the whitelist for C++ resources
without affecting Android XML file generation.

BUG=338759

Patch from issue 196273004, landing for aurimas@chromium.org

Review URL: https://codereview.chromium.org/196923002

git-svn-id: http://grit-i18n.googlecode.com/svn/trunk@156 7262f16d-afe8-6277-6482-052fa10e57b1