Add Isolate parameter to Persistent class.

samples/lineprocessor.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 194 matching lines @@
                 v8::FunctionTemplate::New(ReadLine));
   }
 
   // Create a new execution environment containing the built-in
   // functions
   v8::Handle<v8::Context> context = v8::Context::New(NULL, global);
   // Enter the newly created execution environment.
   v8::Context::Scope context_scope(context);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
-  debug_message_context = v8::Persistent<v8::Context>::New(context);
+  debug_message_context =
+      v8::Persistent<v8::Context>::New(context->GetIsolate(), context);
 
-  v8::Locker locker(v8::Isolate::GetCurrent());
+  v8::Locker locker(context->GetIsolate());
 
   if (support_callback) {
     v8::Debug::SetDebugMessageDispatchHandler(DispatchDebugMessages, true);
   }
 
   if (port_number != -1) {
     v8::Debug::EnableAgent("lineprocessor", port_number, wait_for_connection);
   }
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
@@ skipping 202 matching lines @@
   }
   // Remove newline char
   for (char* pos = buffer; *pos != '\0'; pos++) {
     if (*pos == '\n') {
       *pos = '\0';
       break;
     }
   }
   return v8::String::New(buffer);
 }