Remove uid and title from HeapSnapshot

src/heap-snapshot-generator.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/heap-snapshot-generator-inl.h"
 
 #include "src/allocation-tracker.h"
 #include "src/code-stubs.h"
@@ skipping 160 matching lines @@
 };
 
 template <> struct SnapshotSizeConstants<8> {
   static const int kExpectedHeapGraphEdgeSize = 24;
   static const int kExpectedHeapEntrySize = 40;
 };
 
 }  // namespace
 
 
-HeapSnapshot::HeapSnapshot(HeapProfiler* profiler,
-                           const char* title,
-                           unsigned uid)
+HeapSnapshot::HeapSnapshot(HeapProfiler* profiler)
     : profiler_(profiler),
-      title_(title),
-      uid_(uid),
       root_index_(HeapEntry::kNoEntry),
       gc_roots_index_(HeapEntry::kNoEntry),
       max_snapshot_js_object_id_(0) {
   STATIC_ASSERT(
       sizeof(HeapGraphEdge) ==
       SnapshotSizeConstants<kPointerSize>::kExpectedHeapGraphEdgeSize);
   STATIC_ASSERT(
       sizeof(HeapEntry) ==
       SnapshotSizeConstants<kPointerSize>::kExpectedHeapEntrySize);
   USE(SnapshotSizeConstants<4>::kExpectedHeapGraphEdgeSize);
@@ skipping 2679 matching lines @@
 void HeapSnapshotJSONSerializer::SerializeNodes() {
   List<HeapEntry>& entries = snapshot_->entries();
   for (int i = 0; i < entries.length(); ++i) {
     SerializeNode(&entries[i]);
     if (writer_->aborted()) return;
   }
 }
 
 
 void HeapSnapshotJSONSerializer::SerializeSnapshot() {
-  writer_->AddString("\"title\":\"");
-  writer_->AddString(snapshot_->title());
-  writer_->AddString("\"");
-  writer_->AddString(",\"uid\":");
-  writer_->AddNumber(snapshot_->uid());
-  writer_->AddString(",\"meta\":");
+  writer_->AddString("\"meta\":");
   // The object describing node serialization layout.
   // We use a set of macros to improve readability.
 #define JSON_A(s) "[" s "]"
 #define JSON_O(s) "{" s "}"
 #define JSON_S(s) "\"" s "\""
   writer_->AddString(JSON_O(
     JSON_S("node_fields") ":" JSON_A(
         JSON_S("type") ","
         JSON_S("name") ","
         JSON_S("id") ","
@@ skipping 227 matching lines @@
   writer_->AddString("\"<dummy>\"");
   for (int i = 1; i < sorted_strings.length(); ++i) {
     writer_->AddCharacter(',');
     SerializeString(sorted_strings[i]);
     if (writer_->aborted()) return;
   }
 }
 
 
 } }  // namespace v8::internal