Replace intptr_t with TokenDescriptor

runtime/vm/service.cc

 // Copyright (c) 2013, 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/service.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 #include "platform/globals.h"
 
@@ skipping 2397 matching lines @@
     }
     if (js->HasParam("endTokenPos")) {
       js->PrintError(
           kInvalidParams,
           "%s: the 'endTokenPos' parameter requires the 'scriptId' parameter",
           js->method());
       return true;
     }
   }
   SourceReport report(report_set, compile_mode);
-  report.PrintJSON(js, script, start_pos, end_pos);
+  report.PrintJSON(js,
+                   script,
+                   TokenDescriptor(start_pos),
+                   TokenDescriptor(end_pos));
   return true;
 }
 
 
 static const MethodParameter* get_call_site_data_params[] = {
   RUNNABLE_ISOLATE_PARAMETER,
   new IdParameter("targetId", false),
   NULL,
 };
 
@@ skipping 1462 matching lines @@
     const ServiceMethodDescriptor& method = service_methods_[i];
     if (strcmp(method_name, method.name) == 0) {
       return &method;
     }
   }
   return NULL;
 }
 
 
 }  // namespace dart