Simplify error and data loss stats

Bug: b/133324726
Change-Id: I9fd657025f3f1ece3c46c02eeaf4ef559edcbf43
diff --git a/src/trace_processor/trace_processor_shell.cc b/src/trace_processor/trace_processor_shell.cc
index 98ce901..8edba60 100644
--- a/src/trace_processor/trace_processor_shell.cc
+++ b/src/trace_processor/trace_processor_shell.cc
@@ -144,7 +144,7 @@
 bool PrintStats() {
   auto it = g_tp->ExecuteQuery(
       "SELECT name, idx, source, value from stats "
-      "where severity = 'error' and value > 0");
+      "where severity IN ('error', 'data_loss') and value > 0");
 
   bool first = true;
   for (uint32_t rows = 0; it.Next(); rows++) {