[fixes #3274] Reset erasure_field of symbol

test/transform/resource/before/UtilityClassGeneric.java

@@ -0,0 +1,18 @@
+import lombok.experimental.UtilityClass;
+@UtilityClass
+class UtilityClassGeneric {
+	<T> T convertValue(Class<T> toValueType) {
+		return null;
+	}
+	
+	DTO convert(Object json) {
+		return convertValue(DTO.class);
+	}
+	
+	Object convert(DTO dto) {
+		return null;
+	}
+	
+	class DTO {
+	}
+}