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

chrome/browser/extensions/extension_special_storage_policy_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 "base/values.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/extensions/extension_special_storage_policy.h"
 #include "chrome/common/content_settings.h"
 #include "chrome/common/content_settings_types.h"
@@ skipping 10 matching lines @@
 using extensions::Extension;
 using extensions::Manifest;
 
 namespace keys = extension_manifest_keys;
 
 class ExtensionSpecialStoragePolicyTest : public testing::Test {
  public:
   virtual void SetUp() {
     policy_ = new ExtensionSpecialStoragePolicy(NULL);
 #if defined(ENABLE_WEB_INTENTS)
-    extensions::ManifestHandler::Register(keys::kIntents,
-                                          new extensions::WebIntentsHandler);
+    extensions::ManifestHandler::Register(
+        keys::kIntents,
+        make_linked_ptr(new extensions::WebIntentsHandler));
 #endif
   }
 
  protected:
   scoped_refptr<Extension> CreateProtectedApp() {
 #if defined(OS_WIN)
     FilePath path(FILE_PATH_LITERAL("c:\\foo"));
 #elif defined(OS_POSIX)
     FilePath path(FILE_PATH_LITERAL("/foo"));
 #endif
@@ skipping 286 matching lines @@
                                     CONTENT_SETTING_SESSION_ONLY);
 
   EXPECT_TRUE(policy_->HasSessionOnlyOrigins());
 
   // Clearing an origin-specific rule.
   cookie_settings->ResetCookieSetting(pattern,
                                       ContentSettingsPattern::Wildcard());
 
   EXPECT_FALSE(policy_->HasSessionOnlyOrigins());
 }