Internal change

PiperOrigin-RevId: 640943875

java/core/src/main/java/com/google/protobuf/TextFormat.java

@@ -1537,7 +1537,6 @@ public final class TextFormat {
     private final SingularOverwritePolicy singularOverwritePolicy;
     private TextFormatParseInfoTree.Builder parseInfoTreeBuilder;
     private final int recursionLimit;
-    private Descriptor rootType;
 
     private Parser(
         TypeRegistry typeRegistry,
@@ -1554,7 +1553,6 @@ public final class TextFormat {
       this.singularOverwritePolicy = singularOverwritePolicy;
       this.parseInfoTreeBuilder = parseInfoTreeBuilder;
       this.recursionLimit = recursionLimit;
-      this.rootType = null;
     }
 
     /** Returns a new instance of {@link Builder}. */
@@ -1756,7 +1754,6 @@ public final class TextFormat {
         throws ParseException {
       final Tokenizer tokenizer = new Tokenizer(input);
       MessageReflection.BuilderAdapter target = new MessageReflection.BuilderAdapter(builder);
-      rootType = target.getDescriptorForType();
       List<UnknownField> unknownFields = new ArrayList<UnknownField>();
 
       while (!tokenizer.atEnd()) {