YTORM: Use (From|To)Proto methods from yt/yt/core

commit_hash:73c27f665b4988fbc1db7e192fc14aa22125f76c

Author: kikke88

yt/yt/core/misc/protobuf_helpers-inl.h

@@ -486,8 +486,8 @@ void ToProto(
 {
     serializedMap->clear();
     for (const auto& [key, value] : originalMap) {
-        auto [_, inserted] = serializedMap->insert(std::pair(ToProto<TSerializedKey>(key), ToProto<TSerializedValue>(value)));
-        if (!inserted) {
+        auto [_, emplaced] = serializedMap->emplace(ToProto<TSerializedKey>(key), ToProto<TSerializedValue>(value));
+        if (!emplaced) {
             THROW_ERROR_EXCEPTION("Found duplicate key during protobuf map serialization")
                 << TErrorAttribute("key", key)
                 << TErrorAttribute("serialized_key", ToProto<TSerializedKey>(key));
@@ -537,10 +537,12 @@ void FromProto(
     const ::google::protobuf::Map<TSerializedKey, TSerializedValue>& serializedMap)
 {
     originalMap->clear();
+    originalMap->reserve(serializedMap.size());
     for (const auto& [serializedKey, serializedValue] : serializedMap) {
-        auto [_, inserted] = originalMap->emplace(FromProto<TKey>(serializedKey), FromProto<TValue>(serializedValue));
-        if (!inserted) {
+        auto [_, emplaced] = originalMap->emplace(FromProto<TKey>(serializedKey), FromProto<TValue>(serializedValue));
+        if (!emplaced) {
             THROW_ERROR_EXCEPTION("Found duplicate key during protobuf map deserialization")
+                << TErrorAttribute("serialized_key", serializedKey)
                 << TErrorAttribute("key", FromProto<TKey>(serializedKey));
         }
     }