RLZ: remove hard-coded Win || Mac conditions.

chrome/chrome_tests.gypi

Index: chrome/chrome_tests.gypi
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 3b6a1064ac4fa74e04ea2dff0a6349c393bb1bf0..6e66284b75283ed31acebc912e986aba2ff85bd5 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -2522,10 +2522,14 @@
         }],
         ['OS!="win" and OS!="mac"', {
           'sources!': [
-            'browser/rlz/rlz_unittest.cc',
             '../skia/ext/platform_canvas_unittest.cc',
           ],
         }],
+        ['enable_rlz==0', {
+          'sources!': [
+            'browser/rlz/rlz_unittest.cc',
+          ],
+        }],
         ['OS=="win" and component!="shared_library"', {
           # Unit_tests pdb files can get too big when incremental linking is
           # on, disabling for this target.
@@ -3426,7 +3430,7 @@
             'browser/ui/gtk/view_id_util_browsertest.cc',
           ],
         }],
-        ['OS!="win" and OS!="mac"', {
+        ['enable_rlz==0', {
           'sources!': [
             'browser/rlz/rlz_extension_apitest.cc',
           ],