Fix lazy deoptimization from deferred code.

runtime/vm/disassembler.cc

 // Copyright (c) 2011, 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 "vm/disassembler.h"
 
 #include "vm/assembler.h"
 #include "vm/globals.h"
 #include "vm/il_printer.h"
 #include "vm/json_stream.h"
@@ skipping 86 matching lines @@
  private:
   const uword addr_;
 
   DISALLOW_COPY_AND_ASSIGN(FindAddrVisitor);
 };
 
 
 bool Disassembler::CanFindOldObject(uword addr) {
   FindAddrVisitor visitor(addr);
   NoSafepointScope no_safepoint;
-  return Isolate::Current()->heap()->FindOldObject(&visitor) != Object::null();
+  return Dart::vm_isolate()->heap()->FindOldObject(&visitor) != Object::null()
+      || Isolate::Current()->heap()->FindOldObject(&visitor) != Object::null();
 }
 
 
 void Disassembler::Disassemble(uword start,
                                uword end,
                                DisassemblyFormatter* formatter,
                                const Code& code) {
   const Code::Comments& comments =
       code.IsNull() ? Code::Comments::New(0) : code.comments();
   ASSERT(formatter != NULL);
@@ skipping 42 matching lines @@
     formatter->ConsumeInstruction(hex_buffer,
                                   sizeof(hex_buffer),
                                   human_buffer,
                                   sizeof(human_buffer),
                                   pc);
     pc += instruction_length;
   }
 }
 
 }  // namespace dart