fix warnings

intl/locale/src/nsScriptableDateFormat.cpp

@@ -61,6 +61,7 @@ class nsScriptableDateFormat : public nsIScriptableDateFormat {
                                                1999, 1, 1, hour, minute, second, timeString);}
 
   nsScriptableDateFormat() {NS_INIT_REFCNT();}
+  virtual ~nsScriptableDateFormat() {}
 private:
   nsString mStringOut;   
 };

mailnews/compose/src/nsMsgCompose.cpp

@@ -512,7 +512,7 @@ nsresult nsMsgCompose::CloseWindow()
 {
 	if (m_webShellWin)
 	{
-    m_editor = nsnull;	      /* m_editor will be destroyed during the Close Window. Set it to null to
+    m_editor = nsnull;	      /* m_editor will be destroyed during the Close Window. Set it to null to */
 							                /* be sure we wont use it anymore. */
 		m_webShellWin->Close();
 		m_webShellWin = nsnull;