Preserve proxy models that may have been injected between m_proxy and model() BUG:165597
Preserve proxy models that may have been injected between m_proxy and model()
BUG:165597

svn path=/branches/kdepim/enterprise4/kdepim/; revision=827535

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi