Don't access owning pointers after they've relinquished ownership.

components/search_engines/util.cc

Index: components/search_engines/util.cc
diff --git a/components/search_engines/util.cc b/components/search_engines/util.cc
index 3ad9a198b7abe9af1670acf0d472f72e8c83402e..e6ec9c72e57d2b0310b6c0dfaf27baa2af1eb64a 100644
--- a/components/search_engines/util.cc
+++ b/components/search_engines/util.cc
@@ -200,9 +200,9 @@ void MergeEnginesFromPrepopulateData(
   for (const auto* removed_engine : actions.removed_engines) {
     auto j = FindTemplateURL(template_urls, removed_engine);
     DCHECK(j != template_urls->end());
-    std::unique_ptr<TemplateURL> template_url = std::move(*j);
     DCHECK(!default_search_provider ||
            (*j)->prepopulate_id() != default_search_provider->prepopulate_id());
+    std::unique_ptr<TemplateURL> template_url = std::move(*j);
     template_urls->erase(j);
     if (service) {
       service->RemoveKeyword(template_url->id());