Flag for serialization when compiling code stubs if --serialize-toplevel.

test/cctest/cctest.status

 # Copyright 2011 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 14 matching lines @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 [
 [ALWAYS, {
   # All tests prefixed with 'Bug' are expected to fail.
   'test-api/Bug*': [FAIL],
 
   ##############################################################################
 
-  # BUG(3465): SerializeToplevelIsolates crashes.
-  'test-serialize/SerializeToplevelIsolates': [SKIP],
-
   # BUG(382): Weird test. Can't guarantee that it never times out.
   'test-api/ApplyInterruption': [PASS, TIMEOUT],
 
   # TODO(mstarzinger): Fail gracefully on multiple V8::Dispose calls.
   'test-api/InitializeAndDisposeOnce': [SKIP],
   'test-api/InitializeAndDisposeMultiple': [SKIP],
 
   # These tests always fail.  They are here to test test.py.  If
   # they don't fail then test.py has failed.
   'test-serialize/TestThatAlwaysFails': [FAIL],
@@ skipping 317 matching lines @@
   'test-api/Float32Array' : [SKIP],
   'test-api/Float64Array' : [SKIP],
   'test-api/Regress2333' : [SKIP],
   'test-alloc/StressHandles' : [SKIP],
   'test-alloc/StressJS' : [SKIP],
   'test-accessors/HandleScopePop' : [SKIP],
   'test-accessors/Gc' : [SKIP],
 
 }],  # 'arch == nacl_ia32 or arch == nacl_x64'
 ]