move iteration of symbol nodes from accept to accept_children method

move iteration of symbol nodes from accept to accept_children method

2007-06-15  Jürg Billeter  <j@bitron.ch>

	* vala/valaattributeprocessor.vala, vala/valacodevisitor.vala,
	  vala/valainterfacewriter.vala, vala/valamemorymanager.vala,
	  vala/valasemanticanalyzer.vala, vala/valasymbolbuilder.vala,
	  vala/valasymbolresolver.vala, vala/valaconstant.vala,
	  vala/valaconstructor.vala, vala/valacreationmethod.vala,
	  vala/valadestructor.vala, vala/valafield.vala,
	  vala/valaformalparameter.vala, vala/valamethod.vala,
	  vala/valaproperty.vala, vala/valapropertyaccessor.vala,
	  vala/valasignal.vala, gobject/valacodegenerator.vala,
	  gobject/valacodegeneratormethod.vala,
	  gobject/valacodegeneratorsignal.vala: move iteration of symbol nodes
	  from accept to accept_children method

svn path=/trunk/; revision=324