VisitExternalResources 3337 include/v8.h     static void VisitExternalResources(ExternalResourceVisitor* visitor);
VisitExternalResources 4281 src/api.cc       isolate->heap()->VisitExternalResources(visitor);
VisitExternalResources 1468 src/heap.h       void VisitExternalResources(v8::ExternalResourceVisitor* visitor);
VisitExternalResources 14344 test/cctest/test-api.cc   v8::V8::VisitExternalResources(&visitor);