Implement sloppy-mode block-defined functions (Annex B 3.3)

src/ast-numbering.cc

Index: src/ast-numbering.cc
diff --git a/src/ast-numbering.cc b/src/ast-numbering.cc
index b36e1ff7e1d0d2c4249bd9a6b96a2fc20d03b9ed..a89b5fb60a298d674be4a9865570da38f3744641 100644
--- a/src/ast-numbering.cc
+++ b/src/ast-numbering.cc
@@ -113,6 +113,13 @@ void AstNumberingVisitor::VisitEmptyStatement(EmptyStatement* node) {
 }
 
 
+void AstNumberingVisitor::VisitSloppyBlockFunctionStatement(
+    SloppyBlockFunctionStatement* node) {
+  IncrementNodeCount();
+  Visit(node->statement());
+}
+
+
 void AstNumberingVisitor::VisitContinueStatement(ContinueStatement* node) {
   IncrementNodeCount();
 }