Fix for temporaries in parameter initializers

src/ast/variables.h

Index: src/ast/variables.h
diff --git a/src/ast/variables.h b/src/ast/variables.h
index 4057d2b5f629b809a67302ec8e946ac6ec714b52..ca5d1cdd40362974148b48a08b904ab08772b807 100644
--- a/src/ast/variables.h
+++ b/src/ast/variables.h
@@ -37,6 +37,10 @@ class Variable: public ZoneObject {
   // scope is only used to follow the context chain length.
   Scope* scope() const { return scope_; }
 
+  // This is for adjusting the scope of temporaries used when desugaring
+  // parameter initializers.
+  void set_scope(Scope* scope) { scope_ = scope; }
+
   Handle<String> name() const { return name_->string(); }
   const AstRawString* raw_name() const { return name_; }
   VariableMode mode() const { return mode_; }