member access: . is not changed to ->

tst_memberoperator test fails in test automation.

Test steps:
1. Start Creator without clang(-noload ClangCodeModel)
2. Create a new 'Qt Console Application' project
3. Add following lines to code:
#include <QVector>
QVector<QCoreApplication *> vec;
vec[0].

Result:
According to test 'vec[0].' should be changed to 'vec[0]->'.