Fix resizing loop when the Windows Classic theme with some large resolutions have been chosen.

See a comment of the m_isInResizeColumn variable in DebuggerLists.h

The GenericListView class seems to be used for the Breackpoints, Threads and Stack frames tabs on the Debbuger. (Debug -> Open Debug Window)
Resizing related methods are used for keeping width ratios of each column like the following image:

![listviewcolumns](https://cloud.githubusercontent.com/assets/8752391/4803717/5ce572d2-5e5c-11e4-9d38-cb2bd546ed1a.png)

P.S.
If my English in the comment is not good, please fix it.