Use list of isolates in profiler

runtime/vm/thread_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/assert.h"
 #include "vm/isolate.h"
 #include "vm/unit_test.h"
 #include "vm/profiler.h"
 #include "vm/thread.h"
 
@@ skipping 17 matching lines @@
   // purpose.
   isolate->Shutdown();
   delete isolate;
   delete mutex;
 }
 
 
 UNIT_TEST_CASE(Monitor) {
   // This unit test case needs a running isolate.
   Isolate* isolate = Isolate::Init(NULL);
-  // Profiler interrupts interfere with this test.
+  // Thread interrupter interferes with this test, disable interrupts.
+  isolate->set_thread_state(NULL);
   Profiler::EndExecution(isolate);
   Monitor* monitor = new Monitor();
   monitor->Enter();
   monitor->Exit();
 
   const int kNumAttempts = 5;
   int attempts = 0;
   while (attempts < kNumAttempts) {
     MonitorLocker ml(monitor);
     int64_t start = OS::GetCurrentTimeMillis();
@@ skipping 20 matching lines @@
   EXPECT_LT(attempts, kNumAttempts);
 
   // The isolate shutdown and the destruction of the mutex are out-of-order on
   // purpose.
   isolate->Shutdown();
   delete isolate;
   delete monitor;
 }
 
 }  // namespace dart