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/common/ctrlcmn.cpp

@@ -588,7 +588,7 @@ wxSize wxStaticBitmapBase::DoGetBestSize() const
 {
     wxSize best;
     wxBitmap bmp = GetBitmap();
-    if ( bmp.Ok() )
+    if ( bmp.IsOk() )
         best = wxSize(bmp.GetWidth(), bmp.GetHeight());
     else
         // this is completely arbitrary