@Deprecated
	protected final boolean isVariableDeclarationRequired(XExpression expr, ITreeAppendable b) {
		return isVariableDeclarationRequired(expr, b, true);
	}
@ Deprecated protected final boolean isVariableDeclarationRequired ( XExpression expr , ITreeAppendable b ) { return isVariableDeclarationRequired ( expr , b , true ) ; }
whether an expression needs to be declared in a statement
If an expression has side effects this method must return true for it.
@param expr the checked expression
@param b the appendable which represents the current compiler state
@deprecated use {@link #isVariableDeclarationRequired(XExpression, ITreeAppendable, boolean)} instead.