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

src/parser.h

Index: src/parser.h
diff --git a/src/parser.h b/src/parser.h
index 29dbb099547fe88073c659017b44ab8bb796cbfa..290cf698f9804c5bc34f31ee1c14c9313605a14d 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -1134,6 +1134,8 @@ class Parser : public ParserBase<ParserTraits> {
   // hoisted over such a scope.
   void CheckConflictingVarDeclarations(Scope* scope, bool* ok);
 
+  void InsertSloppyBlockFunctionVarBindings(Scope* scope, bool* ok);

[adamk, 2015/09/11 15:42:56]

I think this deserves a quick comment, perhaps just a reference to the spec.

[Dan Ehrenberg, 2015/09/17 17:44:10]

Done

+
   // Parser support
   VariableProxy* NewUnresolved(const AstRawString* name, VariableMode mode);
   Variable* Declare(Declaration* declaration,