Eliminate dependencies on assemblers and code stubs in precompiled runtime.

runtime/vm/object_service.cc

 // Copyright (c) 2016, 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/debugger.h"
 #include "vm/disassembler.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 #include "vm/stub_code.h"
 #include "vm/symbols.h"
@@ skipping 850 matching lines @@
     func.AddProperty("name", vm_name);
     AddNameProperties(&func, vm_name, vm_name);
   }
   jsobj.AddPropertyF("_startAddress", "%" Px "", PayloadStart());
   jsobj.AddPropertyF("_endAddress", "%" Px "", PayloadStart() + Size());
   jsobj.AddProperty("_alive", is_alive());
   const ObjectPool& object_pool = ObjectPool::Handle(GetObjectPool());
   jsobj.AddProperty("_objectPool", object_pool);
   {
     JSONArray jsarr(&jsobj, "_disassembly");
+#if !defined(DART_PRECOMPILED_RUNTIME)
     if (is_alive()) {
       // Only disassemble alive code objects.
       DisassembleToJSONStream formatter(jsarr);
       Disassemble(&formatter);
     }
+#endif  // !defined(DART_PRECOMPILED_RUNTIME)
   }
   const PcDescriptors& descriptors = PcDescriptors::Handle(pc_descriptors());
   if (!descriptors.IsNull()) {
     JSONObject desc(&jsobj, "_descriptors");
     descriptors.PrintToJSONObject(&desc, false);
   }
 
   PrintJSONInlineIntervals(&jsobj);
 }
 
@@ skipping 697 matching lines @@
   jsobj.AddProperty("mirrorReferent", referent_handle);
 }
 
 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const {
   Instance::PrintJSONImpl(stream, ref);
 }
 
 #endif
 
 }  // namespace dart