chromium/third_party/blink/renderer/bindings/core/v8/profiler_trace_builder.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_PROFILER_TRACE_BUILDER_H_
#define THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_PROFILER_TRACE_BUILDER_H_

#include <optional>

#include "base/gtest_prod_util.h"
#include "base/time/time.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_core.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_profiler_marker.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_vector.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "third_party/blink/renderer/platform/weborigin/security_origin.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
#include "third_party/blink/renderer/platform/wtf/hash_map.h"
#include "third_party/blink/renderer/platform/wtf/text/string_hash.h"
#include "third_party/blink/renderer/platform/wtf/wtf_size_t.h"
#include "v8/include/v8-profiler.h"

namespace blink {

class ProfilerFrame;
class ProfilerSample;
class ProfilerStack;
class ProfilerTrace;
class ScriptState;

// A hash uniquely identified by the substack associated with the node.
struct ProfilerNodeStackHashTraits : HashTraits<const v8::CpuProfileNode*> { … };

// A hash uniquely identified by the stack frame associated with the node.
struct ProfilerNodeFrameHashTraits : HashTraits<const v8::CpuProfileNode*> { … };

// Produces a structurally compressed trace from a v8::CpuProfile relative to a
// time origin, and omits frames from cross-origin scripts that do not
// participate in CORS.
//
// The trace format is described at:
// https://wicg.github.io/js-self-profiling/#the-profilertrace-dictionary
class CORE_EXPORT ProfilerTraceBuilder final
    : public GarbageCollected<ProfilerTraceBuilder> { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_PROFILER_TRACE_BUILDER_H_