Standardize usage of virtual/override/final in chrome/browser/policy/

chrome/browser/policy/profile_policy_connector.h

Index: chrome/browser/policy/profile_policy_connector.h
diff --git a/chrome/browser/policy/profile_policy_connector.h b/chrome/browser/policy/profile_policy_connector.h
index e32e2c1d49e8107b6123c69aba07e73890047d00..820eb0fdf07f9e5e335d2a1235fb137edba46b8f 100644
--- a/chrome/browser/policy/profile_policy_connector.h
+++ b/chrome/browser/policy/profile_policy_connector.h
@@ -27,7 +27,7 @@ class SchemaRegistry;
 class ProfilePolicyConnector : public KeyedService {
  public:
   ProfilePolicyConnector();
-  virtual ~ProfilePolicyConnector();
+  ~ProfilePolicyConnector() override;
 
   // If |force_immediate_load| then disk caches will be loaded synchronously.
   void Init(bool force_immediate_load,
@@ -40,7 +40,7 @@ class ProfilePolicyConnector : public KeyedService {
   void InitForTesting(scoped_ptr<PolicyService> service);
 
   // KeyedService:
-  virtual void Shutdown() override;
+  void Shutdown() override;
 
   // This is never NULL.
   PolicyService* policy_service() const { return policy_service_.get(); }