diff --git a/update_manager/evaluation_context.cc b/update_manager/evaluation_context.cc
index 98238f2..b6c7b91 100644
--- a/update_manager/evaluation_context.cc
+++ b/update_manager/evaluation_context.cc
@@ -24,7 +24,6 @@
 #include <base/bind.h>
 #include <base/json/json_writer.h>
 #include <base/location.h>
-#include <base/memory/ptr_util.h>
 #include <base/strings/string_util.h>
 #include <base/values.h>
 
@@ -229,7 +228,7 @@
 }
 
 string EvaluationContext::DumpContext() const {
-  auto variables = base::MakeUnique<base::DictionaryValue>();
+  auto variables = std::make_unique<base::DictionaryValue>();
   for (auto& it : value_cache_) {
     variables->SetString(it.first->GetName(), it.second.ToString());
   }
diff --git a/update_manager/state_factory.cc b/update_manager/state_factory.cc
index 92a9b1b..208ed51 100644
--- a/update_manager/state_factory.cc
+++ b/update_manager/state_factory.cc
@@ -19,7 +19,6 @@
 #include <memory>
 
 #include <base/logging.h>
-#include <base/memory/ptr_util.h>
 #if USE_DBUS
 #include <session_manager/dbus-proxies.h>
 #endif  // USE_DBUS
@@ -57,7 +56,7 @@
       chromeos_update_engine::DBusConnection::Get()->GetDBus();
   unique_ptr<RealDevicePolicyProvider> device_policy_provider(
       new RealDevicePolicyProvider(
-          base::MakeUnique<org::chromium::SessionManagerInterfaceProxy>(bus),
+          std::make_unique<org::chromium::SessionManagerInterfaceProxy>(bus),
           policy_provider));
 #else
   unique_ptr<RealDevicePolicyProvider> device_policy_provider(