The method enclosingSymbol() should always return a ScopedSymbol.

src/shared/cplusplus/Symbol.cpp

@@ -242,7 +242,7 @@ void Symbol::setScope(Scope *scope)
     _scope = scope;
 }
 
-Symbol *Symbol::enclosingSymbol() const
+ScopedSymbol *Symbol::enclosingSymbol() const
 {
     if (! _scope)
         return 0;

src/shared/cplusplus/Symbol.h

@@ -284,7 +284,7 @@ public:
     bool isUnavailable() const;
     void setUnavailable(bool isUnavailable);
 
-    Symbol *enclosingSymbol() const;
+    ScopedSymbol *enclosingSymbol() const;
 
     /// Returns the eclosing namespace scope.
     Scope *enclosingNamespaceScope() const;