For simplicity and short typing.
JIRA issue: CORE-19469
- Replace "virtual HRESULT STDMETHODCALLTYPE m"
with "STDMETHOD(m)" (m is a method name).
- Replace "virtual t STDMETHODCALLTYPE m" with
"STDMETHOD_(t, m)" (t is a type. m is a method
name).
- Use override keyword as possible.
Display the class icons for the installed network components.
Also fixes a bug where the selection change whacked the checkbox of the first item.
Use 0x7fffffff to append the item at the end of the list, as optimization.
