Remove raw base::DictionaryValue::SetWithoutPathExpansion in //chromeos

chromeos/network/network_state_unittest.cc

Index: chromeos/network/network_state_unittest.cc
diff --git a/chromeos/network/network_state_unittest.cc b/chromeos/network/network_state_unittest.cc
index 5cd74891d191a629e059963358b1e62616cc7dc8..fc008b758642d39084154a4475077e8f4c33e403 100644
--- a/chromeos/network/network_state_unittest.cc
+++ b/chromeos/network/network_state_unittest.cc
@@ -30,7 +30,7 @@ class NetworkStateTest : public testing::Test {
  protected:
   bool SetProperty(const std::string& key, std::unique_ptr<base::Value> value) {
     const bool result = network_state_.PropertyChanged(key, *value);
-    properties_.SetWithoutPathExpansion(key, value.release());
+    properties_.SetWithoutPathExpansion(key, std::move(value));
     return result;
   }