Remove dead code for writing ICData entries.

runtime/vm/source_report.cc

Index: runtime/vm/source_report.cc
diff --git a/runtime/vm/source_report.cc b/runtime/vm/source_report.cc
index 8601b852cbcddee45b2c488a82b21199a47344a1..26f2cd2bf977d7185b487aa1bfd98cdc10528f48 100644
--- a/runtime/vm/source_report.cc
+++ b/runtime/vm/source_report.cc
@@ -193,8 +193,7 @@ void SourceReport::PrintCallSitesData(JSONObject* jsobj,
         // Does not correspond to a valid source position.
         continue;
       }
-      bool is_static_call = iter.Kind() == RawPcDescriptors::kUnoptStaticCall;
-      ic_data->PrintToJSONArrayNew(sites, token_pos, is_static_call);
+      ic_data->PrintToJSONArray(sites, token_pos);
     }
   }
 }