Mac: Added a delay before panels go to minimized state from title-only state.

chrome/browser/ui/panels/base_panel_browser_test.cc

Index: chrome/browser/ui/panels/base_panel_browser_test.cc
diff --git a/chrome/browser/ui/panels/base_panel_browser_test.cc b/chrome/browser/ui/panels/base_panel_browser_test.cc
index 08a2a80c0de462e072fca9a9220db80ba8b643a1..3e4f57d4945b1b9f0a5779addc85458d11e8a7a1 100644
--- a/chrome/browser/ui/panels/base_panel_browser_test.cc
+++ b/chrome/browser/ui/panels/base_panel_browser_test.cc
@@ -177,6 +177,7 @@ void BasePanelBrowserTest::SetUpOnMainThread() {
   panel_manager->set_auto_hiding_desktop_bar(mock_auto_hiding_desktop_bar_);
   panel_manager->SetWorkAreaForTesting(testing_work_area_);
   panel_manager->enable_auto_sizing(false);
+  panel_manager->reduce_delays_for_testing();
   // This is needed so the subsequently created panels can be activated.
   // On a Mac, it transforms background-only test process into foreground one.
   EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));