Removed dependencies on tools/solar.h in waitoff.h

Replaced datatypes from tools/solar.h in waitoff.h by corresponding types from sal/types.h

sc/inc/waitoff.hxx

@@ -29,7 +29,7 @@
 #ifndef SC_WAITOFF_HXX
 #define SC_WAITOFF_HXX
 
-#include <tools/solar.h>
+#include <sal/types.h>
 
 class Window;
 
@@ -37,7 +37,7 @@ class ScWaitCursorOff
 {
 private:
     Window*                 pWin;
-    ULONG               nWaiters;
+    sal_uInt32              nWaiters;
 public:
                         ScWaitCursorOff( Window* pWin );
                         ~ScWaitCursorOff();