ClangCodeModel: Use clangd for local renaming

Change-Id: I1536265a8d46c9840e722bdfcb8638906d3f45cf
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/clangcodemodel/clangdclient.h

@@ -25,6 +25,7 @@
 
 #pragma once
 
+#include <cpptools/refactoringengineinterface.h>
 #include <languageclient/client.h>
 #include <utils/link.h>
 #include <utils/optional.h>
@@ -66,6 +67,9 @@ public:
             CppTools::CppEditorWidgetInterface *editorWidget,
             Utils::ProcessLinkCallback &&callback);
 
+    void findLocalUsages(TextEditor::TextDocument *document, const QTextCursor &cursor,
+                         CppTools::RefactoringEngineInterface::RenameCallback &&callback);
+
     void enableTesting();
 
 signals: