Allow manifest handlers to declare keys they depend on that must be parsed before them.

chrome/browser/chromeos/extensions/file_browser_resource_throttle_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 "base/message_loop.h"
 #include "chrome/browser/chromeos/extensions/file_browser_handler.h"
 #include "chrome/browser/chromeos/extensions/file_browser_resource_throttle.h"
 #include "chrome/browser/extensions/extension_info_map.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_builder.h"
@@ skipping 51 matching lines @@
         test_request_url_("http://some_url/file.txt"),
         ui_thread_(content::BrowserThread::UI, &message_loop_),
         io_thread_(content::BrowserThread::IO, &message_loop_) {
   }
 
   virtual ~FileBrowserResourceThrottleTest() {}
 
   virtual void SetUp() {
     extensions::ManifestHandler::Register(
         extension_manifest_keys::kFileBrowserHandlers,
-        new FileBrowserHandlerParser);
+        make_linked_ptr(new FileBrowserHandlerParser));
     // Extension info map must be created before |CreateAndInstallTestExtension|
     // is called (the method will add created extension to the info map).
     extension_info_map_ = new ExtensionInfoMap();
     CreateAndInstallTestExtension();
     InitResourceController();
   }
 
   virtual void TearDown() {
     FileBrowserHandler::set_extension_whitelisted_for_test(NULL);
   }
@@ skipping 240 matching lines @@
 
   scoped_ptr<FileBrowserResourceThrottle> throttle(
       CreateThrottleToTest(true, mock_event_router.Pass(), "plain/html"));
 
   bool defer = false;
   throttle->WillProcessResponse(&defer);
   EXPECT_FALSE(defer);
 }
 
 }  // namespace