Delete deprecated CPU profiler code that supports filtering by security token

src/heap-snapshot-generator.h

Index: src/heap-snapshot-generator.h
diff --git a/src/heap-snapshot-generator.h b/src/heap-snapshot-generator.h
index cd1ec29242e7e253c8c61caaeb9a495392d9c369..70881ef642891023c8190d44fd31ee35dae41931 100644
--- a/src/heap-snapshot-generator.h
+++ b/src/heap-snapshot-generator.h
@@ -306,7 +306,6 @@ class HeapSnapshotsCollection {
   void RemoveSnapshot(HeapSnapshot* snapshot);
 
   StringsStorage* names() { return &names_; }
-  TokenEnumerator* token_enumerator() { return token_enumerator_; }
 
   SnapshotObjectId FindObjectId(Address object_addr) {
     return ids_.FindEntry(object_addr);
@@ -325,7 +324,6 @@ class HeapSnapshotsCollection {
   bool is_tracking_objects_;  // Whether tracking object moves is needed.
   List<HeapSnapshot*> snapshots_;
   StringsStorage names_;
-  TokenEnumerator* token_enumerator_;
   // Mapping from HeapObject addresses to objects' uids.
   HeapObjectsMap ids_;