Use rvalue reference instead of ExtensionBuilder::pass()

chrome/common/extensions/api/common_extension_api_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 "extensions/common/extension_api.h"
 
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 789 matching lines @@
     { "management.getPermissionWarningsByManifest", true },
     { "management.uninstallSelf", true },
     // But other functions in those modules do.
     { "management.getPermissionWarningsById", false },
     { "runtime.connectNative", false },
   };
 
   scoped_ptr<ExtensionAPI> extension_api(
       ExtensionAPI::CreateWithDefaultConfiguration());
   scoped_refptr<Extension> extension =
-      BuildExtension(ExtensionBuilder().Pass()).Build();
+      BuildExtension(ExtensionBuilder()).Build();
 
   for (size_t i = 0; i < arraysize(kTests); ++i) {
     EXPECT_EQ(kTests[i].expect_success,
               extension_api->IsAvailable(kTests[i].permission_name,
                                          extension.get(),
                                          Feature::BLESSED_EXTENSION_CONTEXT,
                                          GURL()).is_available())
         << "Permission being tested: " << kTests[i].permission_name;
   }
 }
 
 // Tests that permissions that require manifest keys are available when those
 // keys are present.
 TEST(ExtensionAPITest, ManifestKeys) {
   scoped_ptr<ExtensionAPI> extension_api(
       ExtensionAPI::CreateWithDefaultConfiguration());
 
   scoped_refptr<Extension> extension =
-      BuildExtension(ExtensionBuilder().Pass())
-      .MergeManifest(DictionaryBuilder().Set("browser_action",
-                                             DictionaryBuilder().Pass()))
-      .Build();
+      BuildExtension(ExtensionBuilder())
+          .MergeManifest(DictionaryBuilder().Set("browser_action",
+                                                 DictionaryBuilder().Pass()))
+          .Build();
 
   EXPECT_TRUE(extension_api->IsAvailable("browserAction",
                                          extension.get(),
                                          Feature::BLESSED_EXTENSION_CONTEXT,
                                          GURL()).is_available());
   EXPECT_FALSE(extension_api->IsAvailable("pageAction",
                                           extension.get(),
                                           Feature::BLESSED_EXTENSION_CONTEXT,
                                           GURL()).is_available());
 }
 
 }  // namespace extensions