Doc: remove if defs

Change-Id: I0843e1ebb07b3974e13d63f75303c31fab892683
Reviewed-on: http://codereview.qt-project.org/6135

Reviewed-by: Leena Miettinen <riitta-leena.miettinen@nokia.com>

doc/src/howto/qtcreator-faq.qdoc

@@ -21,15 +21,9 @@
 
 /*!
     \contentspage index.html
-    \if defined(qcmanual)
     \previouspage creator-keyboard-shortcuts.html
-    \else
-    \endif
     \page creator-faq.html
-    \if defined(qcmanual)
     \nextpage creator-tips.html
-    \else
-    \endif
 
     \title FAQ