make v8::Locker not use Isolate::GetCurrent()

src/d8.cc

 // Copyright 2012 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 1510 matching lines @@
         const int kLongIdlePauseInMs = 1000;
         V8::ContextDisposedNotification();
         V8::IdleNotification(kLongIdlePauseInMs);
       }
     }
 
 #ifndef V8_SHARED
     // Start preemption if threads have been created and preemption is enabled.
     if (threads.length() > 0
         && options.use_preemption) {
-      Locker::StartPreemption(options.preemption_interval);
+      Locker::StartPreemption(isolate, options.preemption_interval);
     }
 #endif  // V8_SHARED
   }
 
 #ifndef V8_SHARED
   for (int i = 1; i < options.num_isolates; ++i) {
     options.isolate_sources[i].WaitForThread();
   }
 
   for (int i = 0; i < threads.length(); i++) {
     i::Thread* thread = threads[i];
     thread->Join();
     delete thread;
   }
 
   if (threads.length() > 0 && options.use_preemption) {
     Locker lock(isolate);
-    Locker::StopPreemption();
+    Locker::StopPreemption(isolate);
   }
 #endif  // V8_SHARED
   return 0;
 }
 
 
 #ifdef V8_SHARED
 static void SetStandaloneFlagsViaCommandLine() {
   int fake_argc = 2;
   char **fake_argv = new char*[2];
@@ skipping 169 matching lines @@
 }
 
 }  // namespace v8
 
 
 #ifndef GOOGLE3
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }
 #endif