Remove --enable-mac-views-app-list on Mac

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 46e52b45d482d252f20214e9641df4fd9516da27..f17ec75128ea43b1d8d0fe0c18d1fd046ed1fa20 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -2156,6 +2156,11 @@ test("unit_tests") {
             chrome_tests_unit_gypi_values.chrome_unit_tests_app_list_sources,
             ".",
             "//chrome")
+    if (is_mac) {
+      # This assumes the AppList is views-based but Mac only links browser parts
+      # for the Cocoa implementation."
+      sources -= [ "../browser/ui/app_list/app_list_shower_views_unittest.cc" ]
+    }
     deps += [ "//ui/app_list:test_support" ]
   }
   if (enable_app_list && is_chromeos) {
@@ -2163,10 +2168,6 @@ test("unit_tests") {
             chrome_tests_unit_gypi_values.chrome_unit_tests_app_list_chromeos_sources,
             ".",
             "//chrome")
-    sources += rebase_path(
-            chrome_tests_unit_gypi_values.chrome_unit_tests_app_list_chromeos_arc_sources,
-            ".",
-            "//chrome")
     deps += [ "//components/arc:arc_test_support" ]
   }
   if (enable_plugins && !enable_plugin_installation) {