Clang: Remove dead code

Change-Id: Ia36e96424580d9b34000cf4a9b38eab98f9c449c
Reviewed-by: Marco Bubke <marco.bubke@theqtcompany.com>

src/plugins/clangcodemodel/clangcodemodelplugin.h

@@ -33,14 +33,8 @@
 
 #include "clangmodelmanagersupport.h"
 
-#ifdef CLANG_INDEXING
-#  include "clangindexer.h"
-#endif // CLANG_INDEXING
-
 #include <extensionsystem/iplugin.h>
 
-#include <QScopedPointer>
-
 namespace ClangCodeModel {
 namespace Internal {
 
@@ -55,9 +49,6 @@ public:
 
 private:
     ModelManagerSupportProviderClang m_modelManagerSupportProvider;
-#ifdef CLANG_INDEXING
-    QScopedPointer<ClangIndexer> m_indexer;
-#endif // CLANG_INDEXING
 
 #ifdef WITH_TESTS
     QList<QObject *> createTestObjects() const;