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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GIN_V8_SHARED_MEMORY_DUMP_PROVIDER_H_
#define GIN_V8_SHARED_MEMORY_DUMP_PROVIDER_H_
#include <string>
#include "base/macros.h"
#include "base/trace_event/memory_dump_provider.h"
#include "gin/gin_export.h"
namespace gin {
// Memory dump provider for the chrome://tracing infrastructure. It dumps
// summarized memory stats about V8 Memory shared between Isolates in the same
// process.
class GIN_EXPORT V8SharedMemoryDumpProvider
: public base::trace_event::MemoryDumpProvider {
public:
V8SharedMemoryDumpProvider();
// MemoryDumpProvider implementation.
bool OnMemoryDump(
const base::trace_event::MemoryDumpArgs& args,
base::trace_event::ProcessMemoryDump* process_memory_dump) override;
static V8SharedMemoryDumpProvider* Instance();
private:
DISALLOW_COPY_AND_ASSIGN(V8SharedMemoryDumpProvider);
};
} // namespace gin
#endif // GIN_V8_SHARED_MEMORY_DUMP_PROVIDER_H_