Fix memory leak in TrackDesignRepository

src/core/IStream.cpp

@@ -35,6 +35,21 @@ utf8 * IStream::ReadString()
     return resultString;
 }
 
+std::string IStream::ReadStdString()
+{
+    std::vector<utf8> result;
+
+    uint8 ch;
+    while ((ch = ReadValue<uint8>()) != 0)
+    {
+        result.push_back(ch);
+    }
+    result.push_back(0);
+
+    std::string resultString(result.data(), result.data() + result.size());
+    return resultString;
+}
+
 void IStream::WriteString(const utf8 * str)
 {
     if (str == nullptr)

src/core/IStream.hpp

@@ -107,6 +107,7 @@ interface IStream
     }
 
     utf8 * ReadString();
+    std::string ReadStdString();
     void WriteString(const utf8 * str);
     void WriteString(const std::string &string);
 };

src/ride/TrackDesignRepository.cpp

@@ -284,10 +284,10 @@ private:
                 for (uint32 i = 0; i < header.NumItems; i++)
                 {
                     TrackRepositoryItem item;
-                    item.Name = fs.ReadString();
-                    item.Path = fs.ReadString();
+                    item.Name = fs.ReadStdString();
+                    item.Path = fs.ReadStdString();
                     item.RideType = fs.ReadValue<uint8>();
-                    item.ObjectEntry = fs.ReadString();
+                    item.ObjectEntry = fs.ReadStdString();
                     item.Flags = fs.ReadValue<uint32>();
                     _items.push_back(item);
                 }