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

chrome/common/extensions/extension_file_util_unittest.cc

Index: chrome/common/extensions/extension_file_util_unittest.cc
diff --git a/chrome/common/extensions/extension_file_util_unittest.cc b/chrome/common/extensions/extension_file_util_unittest.cc
index d6c3931812ab80a9d10a74d09f020062300b4cdf..ffd2eb010a21942a3c6c42470ff5fe56e7a0bbfb 100644
--- a/chrome/common/extensions/extension_file_util_unittest.cc
+++ b/chrome/common/extensions/extension_file_util_unittest.cc
@@ -33,10 +33,10 @@ class ExtensionFileUtilTest : public testing::Test {
     testing::Test::SetUp();
     extensions::ManifestHandler::Register(
         extension_manifest_keys::kBrowserAction,
-        new extensions::BrowserActionHandler);
+        make_linked_ptr(new extensions::BrowserActionHandler));
     extensions::ManifestHandler::Register(
         keys::kDefaultLocale,
-        new extensions::DefaultLocaleHandler);
+        make_linked_ptr(new extensions::DefaultLocaleHandler));
   }
 };