Remove unneeded filename rules for "ozone" and "evdev"

The only one in use is that currently has any effect
is the one that filters out *_ozone.

Review URL: https://codereview.chromium.org/1164963003

Cr-Original-Commit-Position: refs/heads/master@{#333325}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 997a17672af5c166689897579abdae85e196b9d7

filename_rules.gypi

@@ -97,14 +97,7 @@
       'sources/': [ ['exclude', '_ashwin\\.(h|cc)$'] ]
     }],
     ['<(use_ozone)==0 or >(nacl_untrusted_build)==1', {
-      'sources/': [ ['exclude', '_ozone(_browsertest|_unittest)?\\.(h|cc)$'],
-                    ['exclude', '(^|/)ozone/'],
-      ]
-    }],
-    ['<(use_ozone_evdev)==0 or >(nacl_untrusted_build)==1', {
-      'sources/': [ ['exclude', '_evdev(_browsertest|_unittest)?\\.(h|cc)$'],
-                    ['exclude', '(^|/)evdev/'],
-      ]
+      'sources/': [ ['exclude', '_ozone(_browsertest|_unittest)?\\.(h|cc)$'] ]
     }],
     ['<(use_pango)==0', {
       'sources/': [ ['exclude', '(^|_)pango(_util|_browsertest|_unittest)?\\.(h|cc)$'], ],