C++: Better resolution for typedef when resolving expr.

Example:
struct Bar { int m; };
typedef Bar *pBar;
pBar b;
b-> // completes correctly now

Change-Id: I97cc67579b955fe47c68ab6c35be9a054b6d1be9
Done-by: ckamm
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/libs/cplusplus/LookupContext.cpp

@@ -485,8 +485,6 @@ void CreateBindings::lookupInScope(const Name *name, Scope *scope,
                                    const TemplateNameId *templateId,
                                    ClassOrNamespace *binding)
 {
-    Q_UNUSED(templateId);
-
     if (! name) {
         return;