Disable flake LauncherAppBrowserTest.RefocusFilter.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_browsertest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
 
 #include "apps/native_app_window.h"
 #include "apps/shell_window.h"
 #include "apps/shell_window_registry.h"
 #include "ash/ash_switches.h"
@@ skipping 1086 matching lines @@
   EXPECT_EQ(++tab_count, tab_strip->count());
   // No longer active.
   EXPECT_EQ(ash::STATUS_RUNNING, model_->ItemByID(shortcut_id)->status);
 
   // Activating app makes first tab active again.
   ActivateLauncherItem(model_->ItemIndexByID(shortcut_id));
   EXPECT_EQ(ash::STATUS_ACTIVE, model_->ItemByID(shortcut_id)->status);
   EXPECT_EQ(tab_strip->GetActiveWebContents(), first_tab);
 }
 
-IN_PROC_BROWSER_TEST_F(LauncherAppBrowserTest, RefocusFilter) {
+// crbug.com/303231
+IN_PROC_BROWSER_TEST_F(LauncherAppBrowserTest, DISABLED_RefocusFilter) {
   TabStripModel* tab_strip = browser()->tab_strip_model();
   int tab_count = tab_strip->count();
   ash::LauncherID shortcut_id = CreateShortcut("app1");
   ActivateLauncherItem(model_->ItemIndexByID(shortcut_id));
   EXPECT_EQ(++tab_count, tab_strip->count());
   EXPECT_EQ(ash::STATUS_ACTIVE, model_->ItemByID(shortcut_id)->status);
   WebContents* first_tab = tab_strip->GetActiveWebContents();
 
   controller_->SetRefocusURLPatternForTest(
       shortcut_id, GURL("http://www.example.com/path1/*"));
@@ skipping 727 matching lines @@
   // Now show overflow bubble.
   test.ShowOverflowBubble();
   EXPECT_TRUE(launcher_->IsShowingOverflowBubble());
 
   // Unpin first pinned app and there should be no crash.
   controller_->UnpinAppWithID(std::string("fake_app_0"));
 
   test.RunMessageLoopUntilAnimationsDone();
   EXPECT_FALSE(launcher_->IsShowingOverflowBubble());
 }