Visit all roots in the UnreachableObjectsFilter.

src/profile-generator.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2367 matching lines @@
        obj != NULL;
        obj = iterator.next(), IncProgressCounter()) {
     if (!interrupted) {
       ExtractReferences(obj);
       if (!ReportProgress()) interrupted = true;
     }
   }
   if (interrupted) return false;
   SetRootGcRootsReference();
   RootsReferencesExtractor extractor(this);
-  Heap::IterateRoots(&extractor, VISIT_ONLY_STRONG);
+  Heap::IterateRoots(&extractor, VISIT_ALL);
   return ReportProgress();
 }
 
 
 void HeapSnapshotsDiff::CreateRoots(int additions_count, int deletions_count) {
   raw_additions_root_ =
       NewArray<char>(HeapEntry::EntriesSize(1, additions_count, 0));
   additions_root()->Init(
       snapshot2_, HeapEntry::kHidden, "", 0, 0, additions_count, 0);
   raw_deletions_root_ =
@@ skipping 434 matching lines @@
 
 
 String* GetConstructorNameForHeapProfile(JSObject* object) {
   if (object->IsJSFunction()) return Heap::closure_symbol();
   return object->constructor_name();
 }
 
 } }  // namespace v8::internal
 
 #endif  // ENABLE_LOGGING_AND_PROFILING