Removed property editor validation failure assertions when implicitly clearing selection. Added relevant notes into documentation of member functions that previously asserted.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56690 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/propgriddefs.h

@@ -252,14 +252,6 @@
 // -----------------------------------------------------------------------
 
 
-// wxPG_CHECK_FOO_DBG - debug check with message that does not
-//                      interrupt program flow.
-#define wxPG_CHECK_RET_DBG(A,B) \
-    if ( !(A) ) { wxLogWarning(B); return; }
-#define wxPG_CHECK_MSG_DBG(A,B,C) \
-    if ( !(A) ) { wxLogWarning(C); return B; }
-
-
 class wxPGEditor;
 class wxPGProperty;
 class wxPropertyCategory;