Fix scoping of function declarations in eval inside non-trivial local scope

src/parser.h

Index: src/parser.h
diff --git a/src/parser.h b/src/parser.h
index 68a74b78a9addff4dbb3b5532fa87d2a93c83c6a..2f26b841f53441aecde774c08547245459a8caae 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -855,6 +855,7 @@ class Parser BASE_EMBEDDED {
   Scanner scanner_;
   preparser::PreParser* reusable_preparser_;
   Scope* top_scope_;
+  Scope* original_scope_;  // for ES5 function declarations in sloppy eval
   FunctionState* current_function_state_;
   Target* target_stack_;  // for break, continue statements
   v8::Extension* extension_;