change AbstractTypeDeclaration to TypeDeclaration

Signed-off-by: Shi Chen <chenshi@microsoft.com>

Author: CsCherrYY

org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/text/correction/SourceAssistProcessor.java

@@ -37,6 +37,7 @@
 import org.eclipse.jdt.core.dom.CompilationUnit;
 import org.eclipse.jdt.core.dom.ITypeBinding;
 import org.eclipse.jdt.core.dom.SimpleName;
+import org.eclipse.jdt.core.dom.TypeDeclaration;
 import org.eclipse.jdt.core.manipulation.CoreASTProvider;
 import org.eclipse.jdt.core.manipulation.OrganizeImportsOperation;
 import org.eclipse.jdt.internal.corext.dom.ASTNodes;
@@ -147,7 +148,7 @@ public List<Either<Command, CodeAction>> getSourceActionCommands(CodeActionParam
 			}
 			if (node instanceof SimpleName) {
 				ASTNode parent = node.getParent();
-				if (parent instanceof AbstractTypeDeclaration) {
+				if (parent instanceof TypeDeclaration) {
 					quickAssistHashCodeEquals = getHashCodeEqualsAction(params, JavaCodeActionKind.QUICK_ASSIST);
 					addSourceActionCommand($, params.getContext(), quickAssistHashCodeEquals);
 				}