[api] Mark functions related to object grouping as DEPRECATE_SOON

test/cctest/test-heap-profiler.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1552 matching lines @@
   CHECK_EQ(1, ccc->GetChildrenCount());
   const v8::HeapGraphNode* n_CCC = GetNode(
       ccc, v8::HeapGraphNode::kString, "CCC");
   CHECK(n_CCC);
 
   CHECK_EQ(aaa, GetProperty(n_AAA, v8::HeapGraphEdge::kInternal, "native"));
   CHECK_EQ(aaa, GetProperty(n_BBB, v8::HeapGraphEdge::kInternal, "native"));
   CHECK_EQ(ccc, GetProperty(n_CCC, v8::HeapGraphEdge::kInternal, "native"));
 }
 
-
-class GraphWithImplicitRefs {
- public:
-  static const int kObjectsCount = 4;
-  explicit GraphWithImplicitRefs(LocalContext* env) {
-    CHECK(!instance_);
-    instance_ = this;
-    isolate_ = (*env)->GetIsolate();
-    for (int i = 0; i < kObjectsCount; i++) {
-      objects_[i].Reset(isolate_, v8::Object::New(isolate_));
-    }
-    (*env)
-        ->Global()
-        ->Set(isolate_->GetCurrentContext(), v8_str("root_object"),
-              v8::Local<v8::Value>::New(isolate_, objects_[0]))
-        .FromJust();
-  }
-  ~GraphWithImplicitRefs() {
-    instance_ = NULL;
-  }
-
-  static void gcPrologue(v8::Isolate* isolate, v8::GCType type,
-                         v8::GCCallbackFlags flags) {
-    instance_->AddImplicitReferences();
-  }
-
- private:
-  void AddImplicitReferences() {
-    // 0 -> 1
-    isolate_->SetObjectGroupId(objects_[0],
-                               v8::UniqueId(1));
-    isolate_->SetReferenceFromGroup(
-        v8::UniqueId(1), objects_[1]);
-    // Adding two more references: 1 -> 2, 1 -> 3
-    isolate_->SetReference(objects_[1].As<v8::Object>(),
-                           objects_[2]);
-    isolate_->SetReference(objects_[1].As<v8::Object>(),
-                           objects_[3]);
-  }
-
-  v8::Persistent<v8::Value> objects_[kObjectsCount];
-  static GraphWithImplicitRefs* instance_;
-  v8::Isolate* isolate_;
-};
-
-GraphWithImplicitRefs* GraphWithImplicitRefs::instance_ = NULL;
-
-
-TEST(HeapSnapshotImplicitReferences) {
-  LocalContext env;
-  v8::HandleScope scope(env->GetIsolate());
-  v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler();
-
-  GraphWithImplicitRefs graph(&env);
-  env->GetIsolate()->AddGCPrologueCallback(&GraphWithImplicitRefs::gcPrologue);
-
-  const v8::HeapSnapshot* snapshot = heap_profiler->TakeHeapSnapshot();
-  CHECK(ValidateSnapshot(snapshot));
-
-  const v8::HeapGraphNode* global_object = GetGlobalObject(snapshot);
-  const v8::HeapGraphNode* obj0 = GetProperty(
-      global_object, v8::HeapGraphEdge::kProperty, "root_object");
-  CHECK(obj0);
-  CHECK_EQ(v8::HeapGraphNode::kObject, obj0->GetType());
-  const v8::HeapGraphNode* obj1 = GetProperty(
-      obj0, v8::HeapGraphEdge::kInternal, "native");
-  CHECK(obj1);
-  int implicit_targets_count = 0;
-  for (int i = 0, count = obj1->GetChildrenCount(); i < count; ++i) {
-    const v8::HeapGraphEdge* prop = obj1->GetChild(i);
-    v8::String::Utf8Value prop_name(prop->GetName());
-    if (prop->GetType() == v8::HeapGraphEdge::kInternal &&
-        strcmp("native", *prop_name) == 0) {
-      ++implicit_targets_count;
-    }
-  }
-  CHECK_EQ(2, implicit_targets_count);
-  env->GetIsolate()->RemoveGCPrologueCallback(
-      &GraphWithImplicitRefs::gcPrologue);
-}
-
-
 TEST(DeleteAllHeapSnapshots) {
   LocalContext env;
   v8::HandleScope scope(env->GetIsolate());
   v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler();
 
   CHECK_EQ(0, heap_profiler->GetSnapshotCount());
   heap_profiler->DeleteAllHeapSnapshots();
   CHECK_EQ(0, heap_profiler->GetSnapshotCount());
   CHECK(heap_profiler->TakeHeapSnapshot());
   CHECK_EQ(1, heap_profiler->GetSnapshotCount());
@@ skipping 1437 matching lines @@
       "      a[i] = i;\n"
       "  for (var i = 0; i < 3; ++i)\n"
       "      a.shift();\n"
       "}\n");
 
   CcTest::CollectGarbage(v8::internal::NEW_SPACE);
   // Should not crash.
 
   heap_profiler->StopSamplingHeapProfiler();
 }