Files.app: Take the file manager browser tests that are not flaky more than 5%.

BUG=327719
TEST=None
TBR=fukino

Review URL: https://codereview.chromium.org/413943002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@285113 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

@@ -746,8 +746,7 @@ class FileManagerBrowserTest :
   }
 };
 
-// http://crbug.com/327719
-IN_PROC_BROWSER_TEST_P(FileManagerBrowserTest, DISABLED_Test) {
+IN_PROC_BROWSER_TEST_P(FileManagerBrowserTest, Test) {
   StartTest();
 }