GcSubrootsEnumerator 1742 src/profile-generator.cc GcSubrootsEnumerator( GcSubrootsEnumerator 1770 src/profile-generator.cc GcSubrootsEnumerator enumerator(filler, this); GcSubrootsEnumerator 958 src/profile-generator.h friend class GcSubrootsEnumerator;