Revert of Change base::Value::ListStorage to std::vector<base::Value>

ipc/ipc_message_utils.cc

Index: ipc/ipc_message_utils.cc
diff --git a/ipc/ipc_message_utils.cc b/ipc/ipc_message_utils.cc
index 23cfd1339b5cd2d382a371fa4a29eafdf1bb2f17..c17c8be6f489913a98b9f99b1cf767b76efed6d9 100644
--- a/ipc/ipc_message_utils.cc
+++ b/ipc/ipc_message_utils.cc
@@ -128,7 +128,7 @@
       sizer->AddInt();
       const base::ListValue* list = static_cast<const base::ListValue*>(value);
       for (const auto& entry : *list) {
-        GetValueSize(sizer, &entry, recursion + 1);
+        GetValueSize(sizer, entry.get(), recursion + 1);
       }
       break;
     }
@@ -198,7 +198,7 @@
       const base::ListValue* list = static_cast<const base::ListValue*>(value);
       WriteParam(m, static_cast<int>(list->GetSize()));
       for (const auto& entry : *list) {
-        WriteValue(m, &entry, recursion + 1);
+        WriteValue(m, entry.get(), recursion + 1);
       }
       break;
     }