Don't use __timezone when using uClibc

It appears that plinux.h is a generated file, created by autoconf on a
glibc system, so it naturally outputs a config for glibc.  This patch
changes one of the settings so that it doesn't break when used with
uClibc.

Patch by Mostyn Bramley-Moore

BUG=NONE
TEST=Opera builds work fine.
R=jshin@chromium.org

Review URL: https://codereview.chromium.org/15973007

git-svn-id: http://src.chromium.org/svn/trunk/deps/third_party/icu46@205673 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
2 files changed