Disabled flaky QuickView.FileManagerBrowserTest.openQuickViewForFoldersAfterClose

TBR=tetsui@chromium.org,hirono@chromium.org

Bug: 798772
Change-Id: Ib5190f6f5bd9e1aafbb83d06bc0c5cc07ef4a320
Reviewed-on: https://chromium-review.googlesource.com/850352
Commit-Queue: Dominic Battré <battre@chromium.org>
Reviewed-by: Dominic Battré <battre@chromium.org>
Cr-Commit-Position: refs/heads/master@{#526967}

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

@@ -180,9 +180,10 @@ WRAPPED_INSTANTIATE_TEST_CASE_P(
     QuickView,
     FileManagerBrowserTest,
     ::testing::Values(TestParameter(NOT_IN_GUEST_MODE, "openQuickView"),
-                      TestParameter(NOT_IN_GUEST_MODE, "closeQuickView"),
-                      TestParameter(NOT_IN_GUEST_MODE,
-                                    "openQuickViewForFoldersAfterClose")));
+                      TestParameter(NOT_IN_GUEST_MODE, "closeQuickView")));
+// Disabled due to strong flakyness (crbug.com/798772):
+//                      TestParameter(NOT_IN_GUEST_MODE,
+//                                    "openQuickViewForFoldersAfterClose")
 
 #if defined(DISABLE_SLOW_FILESAPP_TESTS)
 #define MAYBE_DirectoryTreeContextMenu DISABLED_DirectoryTreeContextMenu