Add class and address information to heap map; display on hover.

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 "vm/compiler.h"
 #include "vm/coverage.h"
@@ skipping 897 matching lines @@
     return true;
   }
   field.PrintToJSONStream(js, false);
   return true;
 }
 
 
 static bool HandleClasses(Isolate* isolate, JSONStream* js) {
   if (js->num_arguments() == 1) {
     ClassTable* table = isolate->class_table();
-    table->PrintToJSONStream(js);
+    JSONObject jsobj(js);
+    table->PrintToJSONObject(&jsobj);
     return true;
   }
   ASSERT(js->num_arguments() >= 2);
   intptr_t id;
   if (!GetIntegerId(js->GetArgument(1), &id)) {
     PrintError(js, "Must specify collection object id: /classes/id");
     return true;
   }
   ClassTable* table = isolate->class_table();
   if (!table->IsValidIndex(id)) {
@@ skipping 477 matching lines @@
 
 
 static bool HandleUnpin(Isolate* isolate, JSONStream* js) {
   // TODO(johnmccutchan): What do I respond with??
   isolate->ClosePinPort();
   return true;
 }
 
 
 static bool HandleHeapMap(Isolate* isolate, JSONStream* js) {
-  isolate->heap()->PrintHeapMapToJSONStream(js);
+  isolate->heap()->PrintHeapMapToJSONStream(isolate, js);
   return true;
 }
 
 
 static IsolateMessageHandlerEntry isolate_handlers[] = {
   { "_echo", HandleIsolateEcho },
   { "", HandleIsolate },
   { "allocationprofile", HandleAllocationProfile },
   { "classes", HandleClasses },
   { "code", HandleCode },
@@ skipping 219 matching lines @@
   while (current != NULL) {
     if (strcmp(name, current->name()) == 0) {
       return current;
     }
     current = current->next();
   }
   return NULL;
 }
 
 }  // namespace dart