Video Player: Re-enable FileManagerBrowserTests.OpenVideoFiles

This test is disabled due to regression but it has been fixed in crbug.com/288321. So this patch re-enables the test.

BUG=400892
TEST=browser_test passes
TBR=fukino@chromium.org

Review URL: https://codereview.chromium.org/455783003

Cr-Commit-Position: refs/heads/master@{#288938}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@288938 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

@@ -783,9 +783,14 @@ WRAPPED_INSTANTIATE_TEST_CASE_P(
                       TestParameter(NOT_IN_GUEST_MODE, "zipOpenDownloads"),
                       TestParameter(NOT_IN_GUEST_MODE, "zipOpenDrive")));
 
-// http://crbug.com/400892
+// Slow tests are disabled on debug build. http://crbug.com/327719
+#if !defined(NDEBUG)
+#define MAYBE_OpenVideoFiles DISABLED_OpenVideoFiles
+#else
+#define MAYBE_OpenVideoFiles OpenVideoFiles
+#endif
 WRAPPED_INSTANTIATE_TEST_CASE_P(
-    DISABLED_OpenVideoFiles,
+    MAYBE_OpenVideoFiles,
     FileManagerBrowserTest,
     ::testing::Values(TestParameter(IN_GUEST_MODE, "videoOpenDownloads"),
                       TestParameter(NOT_IN_GUEST_MODE, "videoOpenDownloads"),