Prevent E_STRICT warning on editing a non-existent page / starting a new page:

Prevent E_STRICT warning on editing a non-existent page / starting a new page:
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Strict Standards: Only variables should be passed by reference in includes/EditPage.php on line 2233
     EditPage.showDeletionLog(Object:OutputPage) # line 685, file: includes/EditPage.php
    EditPage.showIntro() # line 450, file: includes/EditPage.php
   EditPage.edit() # line 348, file: includes/EditPage.php
  EditPage.submit() # line 490, file: includes/Wiki.php
 MediaWiki.performAction(Object:OutputPage, Object:Article, Object:Title, Object:User, Object:WebRequest) # line 59, file: includes/Wiki.php
MediaWiki.initialize(Object:Title, Object:Article, Object:OutputPage, Object:User, Object:WebRequest) # line 92, file: index.php
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