strip file name to just 1st 2 folders.

tracing/tracing/extras/importer/trace_event_importer.html

Index: tracing/tracing/extras/importer/trace_event_importer.html
diff --git a/tracing/tracing/extras/importer/trace_event_importer.html b/tracing/tracing/extras/importer/trace_event_importer.html
index 1bdfc6de2cba033900f69da533935b96e6758f86..fa05fc4eace2e2dbdb69f750b99ce9cae48c5ba3 100644
--- a/tracing/tracing/extras/importer/trace_event_importer.html
+++ b/tracing/tracing/extras/importer/trace_event_importer.html
@@ -949,6 +949,9 @@ tr.exportTo('tr.e.importer', function() {
           objectTypeNameMap[objectTypeId] = rawObjectTypeName.substring(
                objectTypeNamePrefix.length,
                rawObjectTypeName.length - objectTypeNameSuffix.length);
+        } else if (rawObjectTypeName.startsWith('..')) {
+          var tokens = rawObjectTypeName.split('/').slice(2, 4);
+          objectTypeNameMap[objectTypeId] = tokens.join('/');
         } else {
           // Without compiler-specific prefix and suffix (manually annotated
           // object types and '[unknown]').