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Returns an interface and increments the reference count.
HRESULT NonDelegatingQueryInterface( REFIID riid, void ** ppv );
Returns E_POINTER if ppvis invalid. Returns NOERROR if the query is successful or E_NOINTERFACE if it is not.
This member function provides a base class implementation of the INonDelegatingUnknown::NonDelegatingQueryInterfacemethod. Override this class to return interfaces on the object in the derived class.