Stop passing raw pointers to base::Value API in c/b/ui

chrome/browser/ui/webui/browsing_history_handler.cc

Index: chrome/browser/ui/webui/browsing_history_handler.cc
diff --git a/chrome/browser/ui/webui/browsing_history_handler.cc b/chrome/browser/ui/webui/browsing_history_handler.cc
index 046516dc3d9d394760e4ae1f529e8689b43ab747..34947f1f6d9c4fb216c3b3dacc2f22e40fa3e398 100644
--- a/chrome/browser/ui/webui/browsing_history_handler.cc
+++ b/chrome/browser/ui/webui/browsing_history_handler.cc
@@ -194,7 +194,7 @@ std::unique_ptr<base::DictionaryValue> HistoryEntryToValue(
        it != entry->all_timestamps.end(); ++it) {
     timestamps->AppendDouble(base::Time::FromInternalValue(*it).ToJsTime());
   }
-  result->Set("allTimestamps", timestamps.release());
+  result->Set("allTimestamps", std::move(timestamps));
 
   // Always pass the short date since it is needed both in the search and in
   // the monthly view.