CppEditor: "Follow Symbol Under Cursor" for virtual functions

F2 on a virtual function call presents a list of overrides in derived
classes. The function declaration of the static type is shown
immediately at the top.

Task-number: QTCREATORBUG-9611

Change-Id: I80ce906fa06272dc9fbd1662cd17500b8c77067f
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

src/plugins/cmakeprojectmanager/cmakeeditor.cpp

@@ -159,7 +159,7 @@ static bool isValidFileNameChar(const QChar &c)
 }
 
 CMakeEditorWidget::Link CMakeEditorWidget::findLinkAt(const QTextCursor &cursor,
-                                                      bool/* resolveTarget*/)
+                                                      bool/* resolveTarget*/, bool /*inNextSplit*/)
 {
     Link link;