move ugly WriteLines out of SvStream to beside sole user

basic/source/runtime/iosys.cxx

@@ -703,6 +703,17 @@ void SbiStream::ExpandFile()
     }
 }
 
+namespace
+{
+    void WriteLines(SvStream &rStream, const ByteString& rStr)
+    {
+        ByteString aStr( rStr );
+        aStr.ConvertLineEnd( rStream.GetLineDelimiter() );
+        rStream.Write( aStr.GetBuffer(), aStr.Len() );
+        endl( rStream );
+    }
+}
+
 SbError SbiStream::Write( const ByteString& rBuf, sal_uInt16 n )
 {
     ExpandFile();
@@ -720,7 +731,7 @@ SbError SbiStream::Write( const ByteString& rBuf, sal_uInt16 n )
             aLine.Erase( nLineLen );
             if( nLineLen && aLine.GetBuffer()[ --nLineLen ] == 0x0D )
                 aLine.Erase( nLineLen );
-            pStrm->WriteLines( aLine );
+            WriteLines(*pStrm, aLine);
             aLine.Erase();
         }
     }

tools/inc/tools/stream.hxx

@@ -383,7 +383,6 @@ public:
     sal_Bool        ReadLine( ByteString& rStr );
     sal_Bool        ReadLine( rtl::OString& rStr );
     sal_Bool        WriteLine( const rtl::OString& rStr );
-    sal_Bool        WriteLines( const ByteString& rStr );
 
     sal_Bool        ReadByteStringLine( String& rStr, rtl_TextEncoding eSrcCharSet );
     sal_Bool        WriteByteStringLine( const String& rStr, rtl_TextEncoding eDestCharSet );

tools/source/stream/stream.cxx

@@ -930,21 +930,6 @@ sal_Bool SvStream::WriteLine(const rtl::OString& rStr)
     return nError == SVSTREAM_OK;
 }
 
-/*************************************************************************
-|*
-|*    Stream::WriteLines()
-|*
-*************************************************************************/
-
-sal_Bool SvStream::WriteLines( const ByteString& rStr )
-{
-    ByteString aStr( rStr );
-    aStr.ConvertLineEnd( eLineDelimiter );
-    Write( aStr.GetBuffer(), aStr.Len() );
-    endl( *this );
-    return (sal_Bool)(nError == SVSTREAM_OK);
-}
-
 /*************************************************************************
 |*
 |*    Stream::WriteUniOrByteChar()