[parser] Load outer ScopeInfo from SharedFunctionInfo.

src/parsing/parse-info.cc

Index: src/parsing/parse-info.cc
diff --git a/src/parsing/parse-info.cc b/src/parsing/parse-info.cc
index 5b9b5e4ef0635ad9fa59380fc3e082f86d2007e6..927dea86165ab96e2710aadb7a194bed3b7bd458 100644
--- a/src/parsing/parse-info.cc
+++ b/src/parsing/parse-info.cc
@@ -32,11 +32,7 @@ ParseInfo::ParseInfo(Zone* zone)
       literal_(nullptr) {}
 
 ParseInfo::ParseInfo(Zone* zone, Handle<JSFunction> function)
-    : ParseInfo(zone, Handle<SharedFunctionInfo>(function->shared())) {
-  if (!function->context()->IsNativeContext()) {
-    set_outer_scope_info(handle(function->context()->scope_info()));
-  }
-}
+    : ParseInfo(zone, Handle<SharedFunctionInfo>(function->shared())) {}
 
 ParseInfo::ParseInfo(Zone* zone, Handle<SharedFunctionInfo> shared)
     : ParseInfo(zone) {
@@ -59,6 +55,12 @@ ParseInfo::ParseInfo(Zone* zone, Handle<SharedFunctionInfo> shared)
   if (!script.is_null() && script->type() == Script::TYPE_NATIVE) {
     set_native();
   }
+
+  Handle<HeapObject> scope_info(shared->outer_scope_info());
+  if (!scope_info->IsTheHole(isolate()) &&
+      Handle<ScopeInfo>::cast(scope_info)->length() > 0) {
+    set_outer_scope_info(Handle<ScopeInfo>::cast(scope_info));
+  }
 }
 
 ParseInfo::ParseInfo(Zone* zone, Handle<Script> script) : ParseInfo(zone) {