linux_aura: Default use_gnome_keyring% to on when use_aura=1.

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 0f247d91857ba747c09027bce0db8f68abe97451..43a6e990c77c4b754277ea65a860a982b0fc3214 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -2346,16 +2346,6 @@
                 'browser/ui/gtk/status_icons/status_tray_gtk_unittest.cc',
               ],
             }],
-            ['chromeos==0', {
-              'conditions': [
-                ['use_gnome_keyring==1', {
-                  # We use a few library functions directly, so link directly.
-                  'dependencies': [
-                    '../build/linux/system.gyp:gnome_keyring_direct',
-                  ],
-                }],
-              ],
-            }],
           ],
           'dependencies': [
             '../build/linux/system.gyp:dbus',
@@ -2379,6 +2369,11 @@
           'sources!': [
             'browser/password_manager/native_backend_gnome_x_unittest.cc',
           ],
+        }, {
+          # We use a few library functions directly, so link directly.
+          'dependencies': [
+            '../build/linux/system.gyp:gnome_keyring_direct',
+          ],
         }],
         ['OS=="linux" and use_aura==1', {
           'dependencies': [