- Disallow copy constructors.

runtime/vm/coverage.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/coverage.h"
 
 #include "vm/isolate.h"
 #include "vm/json_stream.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 
 namespace dart {
 
 DEFINE_FLAG(bool, print_coverage, false, "Print code coverage.");
 
 void CodeCoverage::PrintClass(const Class& cls, const JSONArray& jsarr) {
   const Array& functions = Array::Handle(cls.functions());
   ASSERT(!functions.IsNull());
   Function& function = Function::Handle();
   Code& code = Code::Handle();
   Script& script = Script::Handle();
   String& url = String::Handle();
   String& name = String::Handle();
   PcDescriptors& descriptors = PcDescriptors::Handle();
   Array& ic_array = Array::Handle();
   ICData& ic_data = ICData::Handle();
   for (int i = 0; i < functions.Length(); i++) {
     function ^= functions.At(i);
     if (function.HasCode()) {
-      JSONObject jsobj(jsarr);
+      JSONObject jsobj(&jsarr);
 
       script = function.script();
       url = script.url();
       name = function.QualifiedUserVisibleName();
       jsobj.AddProperty("source", url.ToCString());
       jsobj.AddProperty("function", name.ToCString());
 
       code = function.unoptimized_code();
       ic_array = code.ExtractTypeFeedbackArray();
       descriptors = code.pc_descriptors();
 
-      JSONArray jsarr(jsobj, "hits");
+      JSONArray jsarr(&jsobj, "hits");
       for (int j = 0; j < descriptors.Length(); j++) {
         PcDescriptors::Kind kind = descriptors.DescriptorKind(j);
         // Only IC based calls have counting.
         if ((kind == PcDescriptors::kIcCall) ||
             (kind == PcDescriptors::kUnoptStaticCall)) {
           intptr_t deopt_id = descriptors.DeoptId(j);
           ic_data ^= ic_array.At(deopt_id);
           if (!ic_data.IsNull() && (ic_data.AggregateCount() > 0)) {
             intptr_t token_pos = descriptors.TokenPos(j);
             intptr_t line = -1;
             intptr_t col = -1;
             script.GetTokenLocation(token_pos, &line, &col);
-            JSONObject ic_info(jsarr);
+            JSONObject ic_info(&jsarr);
             ic_info.AddProperty("line", line);
             ic_info.AddProperty("col", col);
             ic_info.AddProperty("count", ic_data.AggregateCount());
           }
         }
       }
     }
   }
 }
 
@@ skipping 20 matching lines @@
       }
     }
   }
 
   OS::Print("### COVERAGE DATA ###\n"
             "%s\n"
             "### END ###\n", stream.ToCString());
 }
 
 }  // namespace dart