use define to work-around localeconf() missingness in android

BUG=

Review URL: https://codereview.chromium.org/14689008

git-svn-id: http://skia.googlecode.com/svn/trunk@9157 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gyp/tools.gyp b/gyp/tools.gyp
index 6d95e10..aa27b45 100644
--- a/gyp/tools.gyp
+++ b/gyp/tools.gyp
@@ -15,7 +15,7 @@
       'dependencies': [
         'bench_pictures',
         'filter',
-#        'lua_pictures',
+        'lua_pictures',
         'pinspect',
         'render_pdfs',
         'render_pictures',