Better location for adding ExtraMemory snapshots

minidump/minidump_file_writer.cc

Index: minidump/minidump_file_writer.cc
diff --git a/minidump/minidump_file_writer.cc b/minidump/minidump_file_writer.cc
index 33c4806c8d2296aa59f244f0dd83bfd114f7c620..f0c8d4b87f155b60f423619d72193d2a9729548f 100644
--- a/minidump/minidump_file_writer.cc
+++ b/minidump/minidump_file_writer.cc
@@ -93,14 +93,14 @@ void MinidumpFileWriter::InitializeFromSnapshot(
   auto crashpad_info = make_scoped_ptr(new MinidumpCrashpadInfoWriter());
   crashpad_info->InitializeFromSnapshot(process_snapshot);
 
-  memory_list->AddFromSnapshot(process_snapshot->ExtraMemory());
-
   // Since the MinidumpCrashpadInfo stream is an extension, it’s safe to not add
   // it to the minidump file if it wouldn’t carry any useful information.
   if (crashpad_info->IsUseful()) {
     AddStream(crashpad_info.Pass());
   }
 
+  memory_list->AddFromSnapshot(process_snapshot->ExtraMemory());
+
   AddStream(memory_list.Pass());
 }