Revert last commit due to check fail on Linux.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5568 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/profile-generator.cc

@@ -952,8 +952,8 @@ void HeapEntry::PaintAllReachable() {
 
 
 void HeapEntry::Print(int max_depth, int indent) {
-  OS::Print("%6d %6d %6d [%llu, %d] ",
-            self_size(), ReachableSize(), RetainedSize(), id_, painted_);
+  OS::Print("%6d %6d %6d [%ld] ",
+            self_size(), ReachableSize(), RetainedSize(), id_);
   if (type() != kString) {
     OS::Print("%s %.40s\n", TypeAsString(), name_);
   } else {
@@ -1237,7 +1237,7 @@ HeapSnapshot::HeapSnapshot(HeapSnapshotsCollection* collection,
       type_(type),
       title_(title),
       uid_(uid),
-      root_entry_(NULL),
+      root_entry_index_(-1),
       raw_entries_(NULL),
       entries_sorted_(false) {
   STATIC_ASSERT(
@@ -1276,11 +1276,11 @@ HeapEntry* HeapSnapshot::AddEntry(HeapObject* object,
                                   int children_count,
                                   int retainers_count) {
   if (object == kInternalRootObject) {
-    ASSERT(root_entry_ == NULL);
+    ASSERT(root_entry_index_ == -1);
+    root_entry_index_ = entries_.length();
     ASSERT(retainers_count == 0);
-    root_entry_ = AddEntry(
+    return AddEntry(
         HeapEntry::kInternal, "", 0, 0, children_count, retainers_count);
-    return root_entry_;
   } else if (object->IsJSFunction()) {
     JSFunction* func = JSFunction::cast(object);
     SharedFunctionInfo* shared = func->shared();

src/profile-generator.h

@@ -662,7 +662,7 @@ class HeapSnapshot {
   Type type() { return type_; }
   const char* title() { return title_; }
   unsigned uid() { return uid_; }
-  HeapEntry* root() { return root_entry_; }
+  HeapEntry* root() { return entries_[root_entry_index_]; }
 
   void AllocateEntries(
       int entries_count, int children_count, int retainers_count);
@@ -704,7 +704,7 @@ class HeapSnapshot {
   Type type_;
   const char* title_;
   unsigned uid_;
-  HeapEntry* root_entry_;
+  int root_entry_index_;
   char* raw_entries_;
   List<HeapEntry*> entries_;
   bool entries_sorted_;

test/cctest/cctest.status

@@ -35,6 +35,11 @@ test-debug/DebuggerAgent: PASS, (PASS || FAIL) if $system == linux
 # BUG(382): Weird test. Can't guarantee that it never times out.
 test-api/ApplyInterruption: PASS || TIMEOUT
 
+# Bug (484): This test which we thought was originally corrected in r5236
+# is reappering. Disabled until bug in test is fixed. This only fails
+# when snapshot is on, so I am marking it PASS || FAIL
+test-heap-profiler/HeapSnapshotsDiff: PASS || FAIL
+
 # These tests always fail.  They are here to test test.py.  If
 # they don't fail then test.py has failed.
 test-serialize/TestThatAlwaysFails: FAIL

test/cctest/test-heap-profiler.cc

@@ -787,7 +787,6 @@ TEST(HeapSnapshotsDiff) {
   CompileAndRunScript(
       "function A() {}\n"
       "function B(x) { this.x = x; }\n"
-      "function A2(a) { for (var i = 0; i < a; ++i) this[i] = i; }\n"
       "var a = new A();\n"
       "var b = new B(a);");
   const v8::HeapSnapshot* snapshot1 =
@@ -796,7 +795,7 @@ TEST(HeapSnapshotsDiff) {
   CompileAndRunScript(
       "delete a;\n"
       "b.x = null;\n"
-      "var a = new A2(20);\n"
+      "var a = new A();\n"
       "var b2 = new B(a);");
   const v8::HeapSnapshot* snapshot2 =
       v8::HeapProfiler::TakeSnapshot(v8::String::New("s2"));
@@ -812,7 +811,7 @@ TEST(HeapSnapshotsDiff) {
     const v8::HeapGraphNode* node = prop->GetToNode();
     if (node->GetType() == v8::HeapGraphNode::kObject) {
       v8::String::AsciiValue node_name(node->GetName());
-      if (strcmp(*node_name, "A2") == 0) {
+      if (strcmp(*node_name, "A") == 0) {
         CHECK(IsNodeRetainedAs(node, v8::HeapGraphEdge::kProperty, "a"));
         CHECK(!found_A);
         found_A = true;
@@ -850,19 +849,6 @@ TEST(HeapSnapshotsDiff) {
 }
 
 
-TEST(HeapSnapshotRootPreservedAfterSorting) {
-  v8::HandleScope scope;
-  LocalContext env;
-  const v8::HeapSnapshot* snapshot =
-      v8::HeapProfiler::TakeSnapshot(v8::String::New("s"));
-  const v8::HeapGraphNode* root1 = snapshot->GetRoot();
-  const_cast<i::HeapSnapshot*>(reinterpret_cast<const i::HeapSnapshot*>(
-      snapshot))->GetSortedEntriesList();
-  const v8::HeapGraphNode* root2 = snapshot->GetRoot();
-  CHECK_EQ(root1, root2);
-}
-
-
 namespace v8 {
 namespace internal {