MacViews: Refactor certificate viewer tests to work for MacViews browser.

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index cca56e4c8c475df8ed9349f805bad0c001193d87..f7137c303c67a3e42466d8fec99afb76994269d4 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -1212,10 +1212,10 @@ if (!is_android) {
         # "//components/crash/content/app:breakpad_stubs",
         "//third_party/ocmock",
       ]
-      sources += [
-        "../browser/renderer_host/chrome_render_widget_host_view_mac_history_swiper_browsertest.mm",
-        "../browser/spellchecker/spellcheck_message_filter_platform_mac_browsertest.cc",
-      ]
+      sources +=
+          rebase_path(chrome_tests_gypi_values.chrome_browser_tests_mac_sources,
+                      ".",
+                      "//chrome")
       sources -= [
         # TODO(groby): This test depends on hunspell and we cannot run it on
         # Mac, which does not use hunspell by default.