Replaced Ok() occurrences with IsOk() throughout trunk.

Additionally renamed wxOSX' private wxNativePrinterDC::Ok() function to IsOk().

Didn't deprecate the various Ok() functions: given the amount of changes already introduced in 3.0 a trivial one like this seems more suitable for after 3.0.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67681 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/dcmemory.cpp

@@ -139,7 +139,7 @@ void wxMemoryDCImpl::DoSelect(
     if (m_hOldBitmap)
     {
         ::GpiSetBitmap(m_hPS, NULLHANDLE);
-        if (m_vSelectedBitmap.Ok())
+        if (m_vSelectedBitmap.IsOk())
         {
             m_vSelectedBitmap.SetSelectedInto(NULL);
             m_vSelectedBitmap = wxNullBitmap;
@@ -201,7 +201,7 @@ void wxMemoryDCImpl::DoGetSize(
 , int*                              pHeight
 ) const
 {
-    if (!m_vSelectedBitmap.Ok())
+    if (!m_vSelectedBitmap.IsOk())
     {
         *pWidth  = 0;
         *pHeight = 0;