[Libreoffice] [PATCH 04/11] Replace XclExpChTrActionStack with std::stack< XclExpChTrAction* >

---
 sc/source/filter/inc/XclExpChangeTrack.hxx   |   23 +++-----------------
 sc/source/filter/xcl97/XclExpChangeTrack.cxx |   29
++++++++++---------------
 2 files changed, 16 insertions(+), 36 deletions(-)


diff --git a/sc/source/filter/inc/XclExpChangeTrack.hxx b/sc/source/filter/inc/XclExpChangeTrack.hxx
index b3e8009..4997f0e 100644
--- a/sc/source/filter/inc/XclExpChangeTrack.hxx
+++ b/sc/source/filter/inc/XclExpChangeTrack.hxx
@@ -29,8 +29,8 @@
 #ifndef SC_XCLEXPCHANGETRACK_HXX
 #define SC_XCLEXPCHANGETRACK_HXX
 
+#include <stack>
 #include <tools/datetime.hxx>
-#include <tools/stack.hxx>
 #include <rtl/uuid.h>
 #include "bigrange.hxx"
 #include "chgtrack.hxx"
@@ -601,29 +601,14 @@ public:
 };
 
 //___________________________________________________________________
-// XclExpChTrActionStack - temporary action stack
-
-class XclExpChTrActionStack : private Stack
-{
-public:
-    virtual                     ~XclExpChTrActionStack();
-
-    void                        Push( XclExpChTrAction* pNewRec );
-    inline XclExpChTrAction*    Pop()   { return (XclExpChTrAction*) Stack::Pop(); }
-
-private:
-    using                       Stack::Push;
-};
-
-//___________________________________________________________________
 // XclExpChangeTrack - exports the "Revision Log" stream
 
 class XclExpChangeTrack : protected XclExpRoot
 {
 private:
-    std::vector<ExcRecord*>     aRecList;           // list of "Revision Log" stream records
-    XclExpChTrActionStack       aActionStack;
-    XclExpChTrTabIdBuffer*      pTabIdBuffer;
+    std::vector<ExcRecord*>       aRecList;           // list of "Revision Log" stream records
+    std::stack<XclExpChTrAction*> aActionStack;
+    XclExpChTrTabIdBuffer*        pTabIdBuffer;
     std::vector<XclExpChTrTabIdBuffer*> maBuffers;
 
     ScDocument*                 pTempDoc;           // empty document
diff --git a/sc/source/filter/xcl97/XclExpChangeTrack.cxx 
b/sc/source/filter/xcl97/XclExpChangeTrack.cxx
index 5f5687b..171c707 100644
--- a/sc/source/filter/xcl97/XclExpChangeTrack.cxx
+++ b/sc/source/filter/xcl97/XclExpChangeTrack.cxx
@@ -1325,21 +1325,6 @@ void XclExpChTr0x014A::SaveXml( XclExpXmlStream& rStrm )
 
 //___________________________________________________________________
 
-XclExpChTrActionStack::~XclExpChTrActionStack()
-{
-    while( XclExpChTrAction* pRec = Pop() )
-        delete pRec;
-}
-
-void XclExpChTrActionStack::Push( XclExpChTrAction* pNewRec )
-{
-    OSL_ENSURE( pNewRec, "XclExpChTrActionStack::Push - NULL pointer" );
-    if( pNewRec )
-        Stack::Push( pNewRec );
-}
-
-//___________________________________________________________________
-
 class ExcXmlRecord : public ExcRecord
 {
 public:
@@ -1479,8 +1464,12 @@ XclExpChangeTrack::XclExpChangeTrack( const XclExpRoot& rRoot ) :
     DateTime aLastDateTime;
     sal_uInt32 nIndex = 1;
     sal_Int32 nLogNumber = 1;
-    while( XclExpChTrAction* pAction = aActionStack.Pop() )
+    XclExpChTrAction* pAction;
+    while( !aActionStack.empty() )
     {
+        pAction = aActionStack.top();
+        aActionStack.pop();
+
         if( (nIndex == 1) || pAction->ForceInfoRecord() ||
             (pAction->GetUsername() != sLastUsername) ||
             (pAction->GetDateTime() != aLastDateTime) )
@@ -1526,6 +1515,12 @@ XclExpChangeTrack::~XclExpChangeTrack()
     for ( pIter = maBuffers.begin(); pIter != maBuffers.end(); ++pIter )
         delete *pIter;
 
+    while( !aActionStack.empty() )
+    {
+        delete aActionStack.top();
+        aActionStack.pop();
+    }
+
     if( pTempDoc )
         delete pTempDoc;
 }
@@ -1592,7 +1587,7 @@ void XclExpChangeTrack::PushActionRecord( const ScChangeAction& rAction )
         default:;
     }
     if( pXclAction )
-        aActionStack.Push( pXclAction );
+        aActionStack.push( pXclAction );
 }
 
 sal_Bool XclExpChangeTrack::WriteUserNamesStream()