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diff --git a/tools/memory-profiler/GCHeapProfilerImpl.h b/tools/memory-profiler/GCHeapProfilerImpl.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef memory_profiler_GCHeapProfilerImpl_h
+#define memory_profiler_GCHeapProfilerImpl_h
+
+#include "CompactTraceTable.h"
+#include "MemoryProfiler.h"
+
+#include "jsfriendapi.h"
+
+namespace mozilla {
+
+class GCHeapProfilerImpl final : public GCHeapProfiler
+ , public ProfilerImpl
+{
+public:
+ GCHeapProfilerImpl();
+ ~GCHeapProfilerImpl() override;
+
+ nsTArray<nsCString> GetNames() const override;
+ nsTArray<TrieNode> GetTraces() const override;
+ const nsTArray<AllocEvent>& GetEvents() const override;
+
+ void reset() override;
+ void sampleTenured(void* addr, uint32_t size) override;
+ void sampleNursery(void* addr, uint32_t size) override;
+ void markTenuredStart() override;
+ void markTenured(void* addr) override;
+ void sweepTenured() override;
+ void sweepNursery() override;
+ void moveNurseryToTenured(void* addrOld, void* addrNew) override;
+
+private:
+ void SampleInternal(void* addr, uint32_t size, AllocMap& table);
+
+ PRLock* mLock;
+ bool mMarking;
+
+ AllocMap mNurseryEntries;
+ AllocMap mTenuredEntriesFG;
+ AllocMap mTenuredEntriesBG;
+
+ nsTArray<AllocEvent> mAllocEvents;
+ CompactTraceTable mTraceTable;
+};
+
+} // namespace mozilla
+
+#endif // memory_profiler_GCHeapProfilerImpl_h