Aura: Desktop aura is now default on non-chromeos linux builds.

BUG=125106
TEST=none


Review URL: https://chromiumcodereview.appspot.com/10389217

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@137982 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/build/common.gypi b/build/common.gypi
index 8985bb6e..63728278 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -98,7 +98,7 @@
           # imply using ash. This rule should be removed for the future when
           # both Linux and Windows are using the aura windows without the ash
           # interface.
-          ['use_aura==1 and ((OS=="linux" and chromeos==0) or OS=="win")', {
+          ['use_aura==1 and OS=="win"', {
             'use_ash%': 1,
           }],
           ['use_ash==1', {