message: Remove unused ClearExtractedComments() methods
diff: @@ -235,12 +235,6 @@ class CatalogItem
  m_extractedComments.Add(com);
  }
  - /// Clears extracted comments.
  - void ClearExtractedComments()
  - {
  - m_extractedComments.Clear();
  - }
  -
  void SetOldMsgid(const wxArrayString& data) { m_oldMsgid = data; }
  const wxArrayString& GetOldMsgidRaw() const { return m_oldMsgid; }
  wxString GetOldMsgid() const;
  @@ -378,12 +372,6 @@ class CatalogDeletedData
  m_extractedComments.Add(com);
  }
  - /// Clears extracted comments.
  - void ClearExtractedComments()
  - {
  - m_extractedComments.Clear();
  - }
  -
  private:
  wxArrayString m_deletedLines;
  