Hook up CryptAuthGCMManager to the enrollment and device sync managers.

components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h

Index: components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h
diff --git a/components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h b/components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h
index c58fa453cb8c39127ff9f253b65905e1b23eb840..6bf93f05a273bd8be1f33fa4d9babfd8a5571a7a 100644
--- a/components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h
+++ b/components/proximity_auth/cryptauth/cryptauth_gcm_manager_impl.h
@@ -31,7 +31,7 @@ class CryptAuthGCMManagerImpl : public CryptAuthGCMManager,
   // |pref_service|: Contains preferences across browser restarts, and should
   //     have been registered through RegisterPrefs(). The service is not owned
   //     and must outlive this instance.
-  CryptAuthGCMManagerImpl(gcm::GCMDriver* gcm_deriver,
+  CryptAuthGCMManagerImpl(gcm::GCMDriver* gcm_driver,
                           PrefService* pref_service);
 
   ~CryptAuthGCMManagerImpl() override;