Disable BackgroundApplicationListModelTest.ExplicitTest everywhere.

chrome/browser/background/background_application_list_model_unittest.cc

 // Copyright (c) 2012 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.
 
 // TODO(rickcam): Bug 73183: Add unit tests for image loading
 
 #include "chrome/browser/background/background_application_list_model.h"
 
 #include <stddef.h>
 
@@ skipping 121 matching lines @@
     return;
   }
   extensions::PermissionsUpdater(service->profile())
       .RemovePermissionsUnsafe(
           extension, extension->permissions_data()->active_permissions());
 }
 }  // namespace
 
 // Crashes on Mac tryslaves.
 // http://crbug.com/165458
-#if defined(OS_MACOSX) || defined(OS_LINUX)
-#define MAYBE_ExplicitTest DISABLED_ExplicitTest
-#else
-#define MAYBE_ExplicitTest ExplicitTest
-#endif
+// Also crashes on Windows under Dr. Memory (https://crbug.com/606779),
+// presumably broken on all platforms.
 // With minimal test logic, verifies behavior over an explicit set of
 // extensions, of which some are Background Apps and others are not.
-TEST_F(BackgroundApplicationListModelTest, MAYBE_ExplicitTest) {
+TEST_F(BackgroundApplicationListModelTest, DISABLED_ExplicitTest) {
   InitializeAndLoadEmptyExtensionService();
   ASSERT_TRUE(service()->is_ready());
   ASSERT_TRUE(registry()->enabled_extensions().is_empty());
   std::unique_ptr<BackgroundApplicationListModel> model(
       new BackgroundApplicationListModel(profile_.get()));
   ASSERT_EQ(0U, model->size());
 
   scoped_refptr<Extension> ext1 = CreateExtension("alpha", false);
   scoped_refptr<Extension> ext2 = CreateExtension("bravo", false);
   scoped_refptr<Extension> ext3 = CreateExtension("charlie", false);
@@ skipping 238 matching lines @@
       case 2:
         TogglePermission(service(), &extensions, model.get(), &expected,
                          &count);
         break;
       default:
         NOTREACHED();
         break;
     }
   }
 }