Fix clang 13 compilation problems (#5791)

* Fix clang 13 compilation problems

Re-instated ShowPlayedSequencesDebug logic by introducing no-op lambda
which replaces missing `Draw2dLabel` functionality ( added TODO marker
there )

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* apply review suggestions

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* Fix type in assert message

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

Code/Editor/LayoutWnd.cpp

@@ -487,7 +487,6 @@ bool CLayoutWnd::LoadConfig()
 
     CreateLayout((EViewLayout)layout, false);
 
-    bool bRebindViewports = false;
     if (m_splitWnd)
     {
         const QString str = settings.value("Viewports").toString();
@@ -498,14 +497,12 @@ bool CLayoutWnd::LoadConfig()
             {
                 break;
             }
-            bRebindViewports = true;
             if (!resToken.isEmpty())
             {
                 m_viewType[nIndex] = resToken;
             }
             nIndex++;
         }
-        ;
     }
 
     BindViewports();