Refactored ConfigurationPolicyProvider to provide PolicyBundles instead of PolicyMaps.

chrome/browser/policy/policy_service_stub.cc

Index: chrome/browser/policy/policy_service_stub.cc
diff --git a/chrome/browser/policy/policy_service_stub.cc b/chrome/browser/policy/policy_service_stub.cc
index c977f60a0cb0f54f8590633c840aac1cbc6ab689..ba03bb3f2e376a9868fdd88dbd41e342aaf024f6 100644
--- a/chrome/browser/policy/policy_service_stub.cc
+++ b/chrome/browser/policy/policy_service_stub.cc
@@ -20,10 +20,10 @@ void PolicyServiceStub::RemoveObserver(PolicyDomain domain,
                                        const std::string& component_id,
                                        Observer* observer) {}
 
-const PolicyMap* PolicyServiceStub::GetPolicies(
+const PolicyMap& PolicyServiceStub::GetPolicies(
     PolicyDomain domain,
     const std::string& component_id) const {
-  return NULL;
+  return kEmpty_;
 };
 
 bool PolicyServiceStub::IsInitializationComplete() const {