Consolidate manifest handler registration.

chrome/common/extensions/manifest_tests/extension_manifests_kiosk_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.
 
-#include "chrome/common/extensions/background_info.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
 #include "chrome/common/extensions/manifest_handlers/kiosk_enabled_info.h"
 #include "chrome/common/extensions/manifest_tests/extension_manifest_test.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 class ExtensionManifestKioskEnabledTest : public ExtensionManifestTest {
-  virtual void SetUp() OVERRIDE {
-    ExtensionManifestTest::SetUp();
-    (new BackgroundManifestHandler)->Register();
-    (new KioskEnabledHandler)->Register();
-  }
 };
 
 TEST_F(ExtensionManifestKioskEnabledTest, InvalidKioskEnabled) {
   LoadAndExpectError("kiosk_enabled_invalid.json",
                      extension_manifest_errors::kInvalidKioskEnabled);
 }
 
 TEST_F(ExtensionManifestKioskEnabledTest, KioskEnabledHostedApp) {
   scoped_refptr<Extension> extension(
       LoadAndExpectSuccess("kiosk_enabled_hosted_app.json"));
@@ skipping 24 matching lines @@
   EXPECT_FALSE(KioskEnabledInfo::IsKioskEnabled(extension));
 }
 
 TEST_F(ExtensionManifestKioskEnabledTest, KioskDefaultPlatformApp) {
   scoped_refptr<Extension> extension(
       LoadAndExpectSuccess("kiosk_default_platform_app.json"));
   EXPECT_FALSE(KioskEnabledInfo::IsKioskEnabled(extension));
 }
 
 }  // namespace extensions