Convert display_unittests to run exclusively on Swarming

ui/display/display_unittests.isolate

Index: ui/display/display_unittests.isolate
diff --git a/google_apis/gcm/gcm_unit_tests.isolate b/ui/display/display_unittests.isolate
similarity index 76%
copy from google_apis/gcm/gcm_unit_tests.isolate
copy to ui/display/display_unittests.isolate
index cf5b3026680c0c020cc6437a91bc5547d220393c..0f1bc4639e3eff01188fc9d8f53e600ad44faf17 100644
--- a/google_apis/gcm/gcm_unit_tests.isolate
+++ b/ui/display/display_unittests.isolate
@@ -3,11 +3,11 @@
 # found in the LICENSE file.
 {
   'conditions': [
-    ['OS=="linux" or OS=="mac" or OS=="win"', {
+    ['OS=="linux"', {
       'variables': {
         'command': [
           '../../testing/test_env.py',
-          '<(PRODUCT_DIR)/gcm_unit_tests<(EXECUTABLE_SUFFIX)',
+          '<(PRODUCT_DIR)/display_unittests<(EXECUTABLE_SUFFIX)',
           '--brave-new-test-launcher',
           '--test-launcher-bot-mode',
           '--asan=<(asan)',
@@ -16,7 +16,7 @@
         ],
         'files': [
           '../../testing/test_env.py',
-          '<(PRODUCT_DIR)/gcm_unit_tests<(EXECUTABLE_SUFFIX)',
+          '<(PRODUCT_DIR)/display_unittests<(EXECUTABLE_SUFFIX)',
         ],
       },
     }],