Do not eagerly finalize classes in CHA, instead regard unfinalized classes as ’non-existent’ an…

runtime/vm/dart_api_impl.cc

Index: runtime/vm/dart_api_impl.cc
===================================================================
--- runtime/vm/dart_api_impl.cc	(revision 30540)
+++ runtime/vm/dart_api_impl.cc	(working copy)
@@ -160,7 +160,7 @@
     // Class finalization is blocked for the isolate. Do nothing.
     return Api::Success();
   }
-  if (ClassFinalizer::FinalizePendingClasses()) {
+  if (ClassFinalizer::FinalizePendingClassInterfaces()) {
     return Api::Success();
   }
   ASSERT(isolate->object_store()->sticky_error() != Object::null());