convert sc/source/ui/undo/*.cxx from String to OUString

Change-Id: I2d2657c5f2ccdf37be0a2376650b66af8f3b1fce

sc/source/ui/undo/undoblk.cxx

@@ -1509,7 +1509,7 @@ void ScUndoUseScenario::Repeat(SfxRepeatTarget& rTarget)
 {
     if (rTarget.ISA(ScTabViewTarget))
     {
-        String aTemp = aName;
+        OUString aTemp = aName;
         ((ScTabViewTarget&)rTarget).GetViewShell()->UseScenario(aTemp);
     }
 }
@@ -1708,7 +1708,7 @@ void ScUndoEnterMatrix::Repeat(SfxRepeatTarget& rTarget)
 {
     if (rTarget.ISA(ScTabViewTarget))
     {
-        String aTemp = aFormula;
+        OUString aTemp = aFormula;
         ScDocument* pDoc = pDocShell->GetDocument();
         ((ScTabViewTarget&)rTarget).GetViewShell()->EnterMatrix(aTemp, pDoc->GetGrammar());
     }

sc/source/ui/undo/undoblk3.cxx

@@ -998,7 +998,7 @@ void ScUndoReplace::Undo()
     else if (pSearchItem->GetPattern() &&
              pSearchItem->GetCommand() == SVX_SEARCHCMD_REPLACE)
     {
-        String aTempStr = pSearchItem->GetSearchString();       // toggle
+        OUString aTempStr = pSearchItem->GetSearchString();       // toggle
         pSearchItem->SetSearchString(pSearchItem->GetReplaceString());
         pSearchItem->SetReplaceString(aTempStr);
         pDoc->ReplaceStyle( *pSearchItem,
@@ -1470,9 +1470,9 @@ bool ScUndoRefreshLink::CanRepeat(SfxRepeatTarget& /* rTarget */) const
     return false;
 }
 
-static ScAreaLink* lcl_FindAreaLink( sfx2::LinkManager* pLinkManager, const String& rDoc,
-                            const String& rFlt, const String& rOpt,
-                            const String& rSrc, const ScRange& rDest )
+static ScAreaLink* lcl_FindAreaLink( sfx2::LinkManager* pLinkManager, const OUString& rDoc,
+                            const OUString& rFlt, const OUString& rOpt,
+                            const OUString& rSrc, const ScRange& rDest )
 {
     const ::sfx2::SvBaseLinks& rLinks = pLinkManager->GetLinks();
     sal_uInt16 nCount = pLinkManager->GetLinks().size();

sc/source/ui/undo/undocell.cxx

@@ -514,7 +514,7 @@ ScUndoPageBreak::~ScUndoPageBreak()
 OUString ScUndoPageBreak::GetComment() const
 {
     //"Column break" | "Row break"  "insert" | "delete"
-    return String ( bColumn ?
+    return OUString ( bColumn ?
         ( bInsert ?
             ScGlobal::GetRscString( STR_UNDO_INSCOLBREAK ) :
             ScGlobal::GetRscString( STR_UNDO_DELCOLBREAK )
@@ -601,7 +601,7 @@ void ScUndoPrintZoom::DoChange( sal_Bool bUndo )
     sal_uInt16 nPages = bUndo ? nOldPages : nNewPages;
 
     ScDocument* pDoc = pDocShell->GetDocument();
-    String aStyleName = pDoc->GetPageStyle( nTab );
+    OUString aStyleName = pDoc->GetPageStyle( nTab );
     ScStyleSheetPool* pStylePool = pDoc->GetStyleSheetPool();
     SfxStyleSheetBase* pStyleSheet = pStylePool->Find( aStyleName, SFX_STYLE_FAMILY_PAGE );
     OSL_ENSURE( pStyleSheet, "PageStyle not found" );

sc/source/ui/undo/undostyl.cxx

@@ -130,8 +130,8 @@ void ScUndoModifyStyle::DoChange( ScDocShell* pDocSh, const OUString& rName,
 {
     ScDocument* pDoc = pDocSh->GetDocument();
     ScStyleSheetPool* pStlPool = pDoc->GetStyleSheetPool();
-    String aNewName = rData.GetName();
-    sal_Bool bDelete = ( aNewName.Len() == 0 );         // no new name -> delete style
+    OUString aNewName = rData.GetName();
+    sal_Bool bDelete = aNewName.isEmpty();         // no new name -> delete style
     sal_Bool bNew = ( rName.isEmpty() && !bDelete );   // creating new style
 
     SfxStyleSheetBase* pStyle = NULL;
@@ -172,7 +172,7 @@ void ScUndoModifyStyle::DoChange( ScDocShell* pDocSh, const OUString& rName,
         {
             // modify style
 
-            String aNewParent = rData.GetParent();
+            OUString aNewParent = rData.GetParent();
             if ( aNewParent != pStyle->GetParent() )
                 pStyle->SetParent( aNewParent );
 

sc/source/ui/undo/undotab.cxx

@@ -1088,7 +1088,7 @@ OUString ScUndoRemoveLink::GetComment() const
 void ScUndoRemoveLink::DoChange( sal_Bool bLink ) const
 {
     ScDocument* pDoc = pDocShell->GetDocument();
-    String aEmpty;
+    OUString aEmpty;
     for (sal_uInt16 i=0; i<nCount; i++)
         if (bLink)      // establish link
             pDoc->SetLink( pTabs[i], pModes[i], aDocName, aFltName, aOptions, pTabNames[i], nRefreshDelay );
@@ -1475,7 +1475,7 @@ ScUndoRenameObject::~ScUndoRenameObject()
 OUString ScUndoRenameObject::GetComment() const
 {
     //  string resource shared with title for dialog
-    return String( ScResId(SCSTR_RENAMEOBJECT) );
+    return OUString( ScResId(SCSTR_RENAMEOBJECT) );
 }
 
 SdrObject* ScUndoRenameObject::GetObject()