Added a PolicyManifestHandler.

chrome/browser/policy/browser_policy_connector.cc

Index: chrome/browser/policy/browser_policy_connector.cc
diff --git a/chrome/browser/policy/browser_policy_connector.cc b/chrome/browser/policy/browser_policy_connector.cc
index 3268a4286d1e0ce108b5129aeb3ad699fe404f87..f48175d36e3779d0f0c4e2a1aa27175c9eca1cb7 100644
--- a/chrome/browser/policy/browser_policy_connector.cc
+++ b/chrome/browser/policy/browser_policy_connector.cc
@@ -26,6 +26,7 @@
 #include "chrome/browser/policy/configuration_policy_provider.h"
 #include "chrome/browser/policy/managed_mode_policy_provider.h"
 #include "chrome/browser/policy/policy_domain_descriptor.h"
+#include "chrome/browser/policy/policy_manifest_handler.h"
 #include "chrome/browser/policy/policy_service_impl.h"
 #include "chrome/browser/policy/policy_statistics_collector.h"
 #include "chrome/common/chrome_paths.h"
@@ -206,6 +207,8 @@ void BrowserPolicyConnector::Init(
           MessageLoop::current()->message_loop_proxy()));
   policy_statistics_collector_->Initialize();
 
+  (new PolicyManifestHandler)->Register();
+
   is_initialized_ = true;
 }