Support hot reloading libraries with native extensions

runtime/vm/isolate_reload.cc

Index: runtime/vm/isolate_reload.cc
diff --git a/runtime/vm/isolate_reload.cc b/runtime/vm/isolate_reload.cc
index 6bd57d79795756508d32d63f6d0ce7c428e6072b..139c6d4dbe38863c7a0dd8085390a88eadc1d2f5 100644
--- a/runtime/vm/isolate_reload.cc
+++ b/runtime/vm/isolate_reload.cc
@@ -1082,6 +1082,10 @@ void IsolateReloadContext::Commit() {
         new_lib = Library::RawCast(lib_map.GetKey(entry));
         lib = Library::RawCast(lib_map.GetPayload(entry, 0));
         new_lib.set_debuggable(lib.IsDebuggable());
+        // Native extension support.
+        new_lib.set_native_entry_resolver(lib.native_entry_resolver());
+        new_lib.set_native_entry_symbol_resolver(
+            lib.native_entry_symbol_resolver());
       }
     }