base: Change auto to not deduce raw pointers.

base/trace_event/trace_event_argument.cc

Index: base/trace_event/trace_event_argument.cc
diff --git a/base/trace_event/trace_event_argument.cc b/base/trace_event/trace_event_argument.cc
index 4067536d71b40930a1d4c96f021c1d6d6f81934e..336d964bff417e1e775accb0eaddb29292b1edc8 100644
--- a/base/trace_event/trace_event_argument.cc
+++ b/base/trace_event/trace_event_argument.cc
@@ -361,7 +361,7 @@ std::unique_ptr<base::Value> TracedValue::ToBaseValue() const {
     DCHECK((cur_dict && !cur_list) || (cur_list && !cur_dict));
     switch (*type) {
       case kTypeStartDict: {
-        auto new_dict = new DictionaryValue();
+        auto* new_dict = new DictionaryValue();
         if (cur_dict) {
           cur_dict->SetWithoutPathExpansion(ReadKeyName(it),
                                             WrapUnique(new_dict));
@@ -386,7 +386,7 @@ std::unique_ptr<base::Value> TracedValue::ToBaseValue() const {
       } break;
 
       case kTypeStartArray: {
-        auto new_list = new ListValue();
+        auto* new_list = new ListValue();
         if (cur_dict) {
           cur_dict->SetWithoutPathExpansion(ReadKeyName(it),
                                             WrapUnique(new_list));