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/clrpickercmn.cpp

@@ -84,7 +84,7 @@ void wxColourPickerCtrl::SetColour(const wxColour &col)
 bool wxColourPickerCtrl::SetColour(const wxString &text)
 {
     wxColour col(text);     // smart wxString->wxColour conversion
-    if ( !col.Ok() )
+    if ( !col.IsOk() )
         return false;
     M_PICKER->SetColour(col);
     UpdateTextCtrlFromPicker();
@@ -105,7 +105,7 @@ void wxColourPickerCtrl::UpdatePickerFromTextCtrl()
 
     // wxString -> wxColour conversion
     wxColour col(m_text->GetValue());
-    if ( !col.Ok() )
+    if ( !col.IsOk() )
         return;     // invalid user input
 
     if (M_PICKER->GetColour() != col)