Clang: Do not call DocumentManager::modifiedDocuments() from worker thread

This is unsafe.

Change-Id: I8ac075a7289afa0d84785e37b1325d186a153000
Reviewed-by: Erik Verbruggen <erik.verbruggen@theqtcompany.com>

src/plugins/cpptools/baseeditordocumentprocessor.h

@@ -86,7 +86,7 @@ protected:
 
     static void runParser(QFutureInterface<void> &future,
                           CppTools::BaseEditorDocumentParser *parser,
-                          CppTools::WorkingCopy workingCopy);
+                          BaseEditorDocumentParser::InMemoryInfo info);
 
     // Convenience
     QString filePath() const { return m_baseTextDocument->filePath().toString(); }