--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements.verifier/src/org/graalvm/compiler/replacements/verifier/ClassSubstitutionVerifier.java	Wed May 30 11:36:46 2018 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,116 +0,0 @@
-/*
- * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package org.graalvm.compiler.replacements.verifier;
-
-import java.lang.annotation.Annotation;
-
-import javax.annotation.processing.ProcessingEnvironment;
-import javax.lang.model.element.AnnotationMirror;
-import javax.lang.model.element.AnnotationValue;
-import javax.lang.model.element.Element;
-import javax.lang.model.element.TypeElement;
-import javax.lang.model.type.DeclaredType;
-import javax.lang.model.type.TypeKind;
-import javax.lang.model.type.TypeMirror;
-import javax.tools.Diagnostic.Kind;
-
-import org.graalvm.compiler.api.replacements.ClassSubstitution;
-
-public final class ClassSubstitutionVerifier extends AbstractVerifier {
-
-    private static final String TYPE_VALUE = "value";
-    private static final String STRING_VALUE = "className";
-    private static final String OPTIONAL = "optional";
-
-    public ClassSubstitutionVerifier(ProcessingEnvironment env) {
-        super(env);
-    }
-
-    @Override
-    public Class<? extends Annotation> getAnnotationClass() {
-        return ClassSubstitution.class;
-    }
-
-    @Override
-    public void verify(Element element, AnnotationMirror classSubstitution, PluginGenerator generator) {
-        if (!element.getKind().isClass()) {
-            assert false : "Element is guaranteed to be a class.";
-            return;
-        }
-        TypeElement type = (TypeElement) element;
-
-        TypeElement substitutionType = resolveOriginalType(env, type, classSubstitution);
-        if (substitutionType == null) {
-            return;
-        }
-    }
-
-    static TypeElement resolveOriginalType(ProcessingEnvironment env, Element sourceElement, AnnotationMirror classSubstition) {
-        AnnotationValue typeValue = findAnnotationValue(classSubstition, TYPE_VALUE);
-        AnnotationValue stringValue = findAnnotationValue(classSubstition, STRING_VALUE);
-        AnnotationValue optionalValue = findAnnotationValue(classSubstition, OPTIONAL);
-
-        assert typeValue != null && stringValue != null && optionalValue != null;
-
-        TypeMirror type = resolveAnnotationValue(TypeMirror.class, typeValue);
-        String[] classNames = resolveAnnotationValue(String[].class, stringValue);
-        boolean optional = resolveAnnotationValue(Boolean.class, optionalValue);
-
-        if (type.getKind() != TypeKind.DECLARED) {
-            env.getMessager().printMessage(Kind.ERROR, "The provided class must be a declared type.", sourceElement, classSubstition, typeValue);
-            return null;
-        }
-
-        if (!classSubstition.getAnnotationType().asElement().equals(((DeclaredType) type).asElement())) {
-            if (classNames.length != 0) {
-                String msg = "The usage of value and className is exclusive.";
-                env.getMessager().printMessage(Kind.ERROR, msg, sourceElement, classSubstition, stringValue);
-                env.getMessager().printMessage(Kind.ERROR, msg, sourceElement, classSubstition, typeValue);
-            }
-
-            return (TypeElement) ((DeclaredType) type).asElement();
-        }
-
-        if (classNames.length != 0) {
-            TypeElement typeElement = null;
-            for (String className : classNames) {
-                typeElement = env.getElementUtils().getTypeElement(className);
-                if (typeElement != null) {
-                    break;
-                }
-            }
-            if (typeElement == null && !optional) {
-                env.getMessager().printMessage(Kind.ERROR, String.format("The class '%s' was not found on the classpath.", stringValue), sourceElement, classSubstition, stringValue);
-            }
-
-            return typeElement;
-        }
-
-        if (!optional) {
-            env.getMessager().printMessage(Kind.ERROR, String.format("No value for '%s' or '%s' provided but required.", TYPE_VALUE, STRING_VALUE), sourceElement, classSubstition);
-        }
-
-        return null;
-    }
-
-}