2008-06-13 Cameron Zwarich <cwzwarich@uwaterloo.ca>

2008-06-13  Cameron Zwarich  <cwzwarich@uwaterloo.ca>

        Reviewed by Maciej.

        Combine TrueNode and FalseNode to make BooleanNode, and remove the
        unused class PlaceholderTrueNode.

        * kjs/grammar.y:
        * kjs/nodes.cpp:
        (KJS::BooleanNode::emitCode):
        * kjs/nodes.h:
        (KJS::BooleanNode::):
        (KJS::BooleanNode::precedence):
        * kjs/nodes2string.cpp:
        (KJS::BooleanNode::streamTo):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@34529 268f45cc-cd09-0410-ab3c-d52691b4dbfc