[Cast Harmony] Re-enable MRDCV browsertest.

You can't run Views browsertests on Mac when views browser windows are disabled.

TBR=imcheng@chromium.org

Bug: 883976
Change-Id: I4d318db3f58743f543e278f744e3926d6e9076e4
Reviewed-on: https://chromium-review.googlesource.com/1237151Reviewed-by: mark a. foltz <mfoltz@chromium.org>
Commit-Queue: mark a. foltz <mfoltz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#592941}

chrome/browser/ui/views/media_router/media_router_dialog_controller_views_browsertest.cc

@@ -49,15 +49,9 @@ void MediaRouterDialogControllerViewsTest::OpenMediaRouterDialog() {
   ASSERT_TRUE(dialog_controller_->IsShowingMediaRouterDialog());
 }
 
-// TODO(crbug.com/883976): OpenCloseMediaRouterDialog is failing on mac.
-#if defined(OS_MACOSX)
-#define MAYBE_OpenCloseMediaRouterDialog DISABLED_OpenCloseMediaRouterDialog
-#else
-#define MAYBE_OpenCloseMediaRouterDialog OpenCloseMediaRouterDialog
-#endif
 // Create/Get a media router dialog for initiator.
 IN_PROC_BROWSER_TEST_F(MediaRouterDialogControllerViewsTest,
-                       MAYBE_OpenCloseMediaRouterDialog) {
+                       OpenCloseMediaRouterDialog) {
   OpenMediaRouterDialog();
   views::Widget* widget = CastDialogView::GetCurrentDialogWidget();
   ASSERT_TRUE(widget);

chrome/test/BUILD.gn

@@ -1432,7 +1432,6 @@ test("browser_tests") {
         "../browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_model_browsertest_win.cc",
         "../browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_test_utils.cc",
         "../browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_test_utils.h",
-        "../browser/ui/views/media_router/media_router_dialog_controller_views_browsertest.cc",
         "../browser/ui/webui/media_router/media_router_dialog_controller_webui_impl_browsertest.cc",
       ]
 
@@ -1571,6 +1570,7 @@ test("browser_tests") {
           "../browser/ui/views/hung_renderer_view_browsertest.cc",
           "../browser/ui/views/location_bar/location_bar_view_browsertest.cc",
           "../browser/ui/views/location_bar/location_icon_view_browsertest.cc",
+          "../browser/ui/views/media_router/media_router_dialog_controller_views_browsertest.cc",
           "../browser/ui/views/media_router/media_router_ui_browsertest.cc",
           "../browser/ui/views/omnibox/omnibox_popup_contents_view_browsertest.cc",
           "../browser/ui/views/page_info/page_info_bubble_view_browsertest.cc",