PVS-Studio warning V603 for eMulePlus

class CSlideBarGroup
{
public:
  CSlideBarGroup(CString strName = _T(""),
                 INT iIconIndex = -1,
                 CListBoxST* pListBox = NULL);
  CSlideBarGroup(CSlideBarGroup& Group);
  ~CSlideBarGroup();

private:
  CString  m_strName;
  CListBoxST* m_pListBox;
  int   m_iIconIndex; // icon index for the image list
  ...
}

CSlideBarGroup::CSlideBarGroup(CString strName,
  INT iIconIndex, CListBoxST* pListBox)
  : m_strName(strName)
  , m_iIconIndex(iIconIndex)
  , m_pListBox(pListBox)
{
}

CSlideBarGroup::CSlideBarGroup(CSlideBarGroup& Group)
{
  CSlideBarGroup(
   Group.GetName(), Group.GetIconIndex(),
   Group.GetListBox());
}

This suspicious code was found in eMulePlus project by PVS-Studio static code analyzer.
Warning message is:
V603 The object was created but it is not being used. If you wish to call in-place constructor, 'new (this) CSlideBarGroup(....)' should be used. emule slidebar.cpp 18

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/