[GTK] Error in documentation of webkit_print_operation_get_page_setup()
https://bugs.webkit.org/show_bug.cgi?id=138868

Patch by Michael Catanzaro <mcatanzaro@igalia.com> on 2014-11-19
Reviewed by Carlos Garcia Campos.

Fix copypaste error in documentation of
webkit_print_operation_get_page_setup().

* UIProcess/API/gtk/WebKitPrintOperation.cpp:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@176316 268f45cc-cd09-0410-ab3c-d52691b4dbfc