No changes, just minor wxMSW code cleanup: use WinStruct<>.

Use WinStruct instead of the usual ZeroMemory() + cbSize setting fragment to
initialize Win32 structs that need to be initialized in this way.

No real changes.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70383 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/textctrl.cpp

@@ -2397,9 +2397,7 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
     if ( IsRich() )
     {
         // change the colour of everything
-        CHARFORMAT cf;
-        wxZeroMemory(cf);
-        cf.cbSize = sizeof(cf);
+        WinStruct<CHARFORMAT> cf;
         cf.dwMask = CFM_COLOR;
         cf.crTextColor = wxColourToRGB(colour);
         ::SendMessage(GetHwnd(), EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf);