sal_uIntPtr->sal_uInt32 in yieldCounts

to match the underlying field in GenericSolarMutex

Change-Id: I98dcab3b684278c4a184534ba782b5b03b0504f0
Reviewed-on: https://gerrit.libreoffice.org/46508Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

vcl/inc/unx/gtk/gtkinst.hxx

@@ -46,7 +46,7 @@ class GtkPrintWrapper;
 class GenPspGraphics;
 class GtkYieldMutex : public SalYieldMutex
 {
-    thread_local static std::stack<sal_uIntPtr> yieldCounts;
+    thread_local static std::stack<sal_uInt32> yieldCounts;
 
 public:
          GtkYieldMutex() {}

vcl/unx/gtk/gtkinst.cxx

@@ -295,7 +295,7 @@ SalPrinter* GtkInstance::CreatePrinter( SalInfoPrinter* pInfoPrinter )
  * for each pair, so we can accurately restore
  * it later.
  */
-thread_local std::stack<sal_uIntPtr> GtkYieldMutex::yieldCounts;
+thread_local std::stack<sal_uInt32> GtkYieldMutex::yieldCounts;
 
 void GtkYieldMutex::ThreadsEnter()
 {