Use Type.getInternalName instead of our own util

Author: laurit

javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/field/RealFieldInjector.java

@@ -28,11 +28,12 @@
 import org.objectweb.asm.FieldVisitor;
 import org.objectweb.asm.MethodVisitor;
 import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
 
 final class RealFieldInjector implements AsmVisitorWrapper {
 
   private static final String INSTALLED_FIELDS_MARKER_CLASS_NAME =
-      Utils.getInternalName(VirtualFieldInstalledMarker.class);
+      Type.getInternalName(VirtualFieldInstalledMarker.class);
 
   private final FieldAccessorInterfaces fieldAccessorInterfaces;
   private final String typeName;

javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/field/VirtualFieldFindRewriter.java

@@ -11,7 +11,6 @@
 import io.opentelemetry.instrumentation.api.util.VirtualField;
 import io.opentelemetry.javaagent.extension.instrumentation.internal.AsmApi;
 import io.opentelemetry.javaagent.tooling.TransformSafeLogger;
-import io.opentelemetry.javaagent.tooling.Utils;
 import io.opentelemetry.javaagent.tooling.muzzle.VirtualFieldMappings;
 import java.lang.reflect.Method;
 import net.bytebuddy.asm.AsmVisitorWrapper;
@@ -98,7 +97,7 @@ public MethodVisitor visitMethod(
           public void visitMethodInsn(
               int opcode, String owner, String name, String descriptor, boolean isInterface) {
             pushOpcode(opcode);
-            if (Utils.getInternalName(FIND_VIRTUAL_FIELD_METHOD.getDeclaringClass()).equals(owner)
+            if (Type.getInternalName(FIND_VIRTUAL_FIELD_METHOD.getDeclaringClass()).equals(owner)
                 && FIND_VIRTUAL_FIELD_METHOD.getName().equals(name)
                 && Type.getMethodDescriptor(FIND_VIRTUAL_FIELD_METHOD).equals(descriptor)) {
               logger.log(