[GR-49264] Make NativeImageHeap#readInlinedField public

PullRequest: graal/19115

Author: patrick96

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/jdk/UnsupportedFeatureError.java

@@ -27,7 +27,7 @@
 public class UnsupportedFeatureError extends Error {
     private static final long serialVersionUID = -2281164998442235179L;
 
-    UnsupportedFeatureError(String message) {
+    public UnsupportedFeatureError(String message) {
         super(message);
     }
 }

substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/image/NativeImageHeap.java

@@ -278,7 +278,7 @@ public void addTrailingObjects() {
      * Bypass shadow heap reading for inlined fields. These fields are not actually present in the
      * image (their value is inlined) and are not present in the shadow heap either.
      */
-    Object readInlinedField(HostedField field, JavaConstant receiver) {
+    public Object readInlinedField(HostedField field, JavaConstant receiver) {
         VMError.guarantee(HostedConfiguration.isInlinedField(field), "Expected an inlined field, found %s", field);
         JavaConstant hostedReceiver = ((ImageHeapInstance) receiver).getHostedObject();
         /* Use the HostedValuesProvider to get direct access to hosted values. */

substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/meta/HostedType.java

@@ -425,7 +425,7 @@ public final boolean isAssignableFrom(ResolvedJavaType other) {
     }
 
     @Override
-    public final ResolvedJavaType findLeastCommonAncestor(ResolvedJavaType otherType) {
+    public final HostedType findLeastCommonAncestor(ResolvedJavaType otherType) {
         return universe.lookup(wrapped.findLeastCommonAncestor(((HostedType) otherType).wrapped));
     }