don't need to realloc string

Change-Id: I17ec5a54b0088b56bd8c8431eb255626dbb1fac8

2 files changed, 9 insertions, 10 deletions

diff --git a/comphelper/inc/comphelper/string.hxx b/comphelper/inc/comphelper/string.hxx
index 8a763e85e2f8..908832789688 100644
--- a/comphelper/inc/comphelper/string.hxx
+++ b/comphelper/inc/comphelper/string.hxx
@@ -49,7 +49,8 @@ namespace comphelper { namespace string {
 /** Allocate a new string containing space for a given number of characters.
 
     The reference count of the new string will be 1. The length of the string
-    will be nLen. This function does not handle out-of-memory conditions.
+    will be nLen. This function throws std::bad_alloc on out-of-memory
+    conditions.
 
     The characters of the capacity are not cleared, and the length is set to
     nLen, unlike the similar method of rtl_uString_new_WithLength which
diff --git a/editeng/source/editeng/editdoc.cxx b/editeng/source/editeng/editdoc.cxx
index 110daf5e58d0..fe747c35786a 100644
--- a/editeng/source/editeng/editdoc.cxx
+++ b/editeng/source/editeng/editdoc.cxx
@@ -26,7 +26,7 @@
  *
  ************************************************************************/
 
-
+#include <comphelper/string.hxx>
 #include <vcl/wrkwin.hxx>
 #include <vcl/dialog.hxx>
 #include <vcl/msgbox.hxx>
@@ -2037,7 +2037,7 @@ XubString EditDoc::GetText( LineEnd eEnd ) const
     sal_uLong nLen = GetTextLen();
     size_t nNodes = Count();
     if (nNodes == 0)
-        return String();
+        return rtl::OUString();
 
     rtl::OUString aSep = EditDoc::GetSepStr( eEnd );
     sal_Int32 nSepSize = aSep.getLength();
@@ -2047,10 +2047,11 @@ XubString EditDoc::GetText( LineEnd eEnd ) const
     if ( nLen > 0xFFFb / sizeof(xub_Unicode) )
     {
         OSL_FAIL( "Text too large for String" );
-        return String();
+        return rtl::OUString();
     }
-    xub_Unicode* pStr = new xub_Unicode[nLen+1];
-    xub_Unicode* pCur = pStr;
+
+    rtl_uString* newStr = comphelper::string::rtl_uString_alloc(nLen);
+    xub_Unicode* pCur = newStr->buffer;
     size_t nLastNode = nNodes-1;
     for ( sal_uInt16 nNode = 0; nNode < nNodes; nNode++ )
     {
@@ -2063,10 +2064,7 @@ XubString EditDoc::GetText( LineEnd eEnd ) const
             pCur += nSepSize;
         }
     }
-    *pCur = '\0';
-    String aASCIIText( pStr );
-    delete[] pStr;
-    return aASCIIText;
+    return rtl::OUString(newStr, SAL_NO_ACQUIRE);
 }
 
 XubString EditDoc::GetParaAsString( sal_uInt16 nNode ) const