chromium/content/browser/renderer_host/renderer_cancellation_throttle.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/renderer_host/renderer_cancellation_throttle.h"

#include "content/browser/renderer_host/frame_tree_node.h"
#include "content/browser/renderer_host/navigation_request.h"

namespace content {

namespace {

// Default timeout for the cancellation window. From gathering data through the
// "Navigation.RendererInitiatedCancellation.DeferStartToCancellationWindowEnd"
// UMA, 99% of navigations' cancellation window ends in under 2000ms, and all
// cancellation windows end in under 10000ms, so setting this to 11000ms.
constexpr base::TimeDelta kDefaultCancellationTimeout = …;
base::TimeDelta g_cancellation_timeout = …;

}  // namespace

// static
std::unique_ptr<RendererCancellationThrottle>
RendererCancellationThrottle::MaybeCreateThrottleFor(NavigationHandle* handle) { … }

// static
void RendererCancellationThrottle::SetCancellationTimeoutForTesting(
    base::TimeDelta timeout) { … }

RendererCancellationThrottle::RendererCancellationThrottle(
    NavigationHandle* navigation_handle)
    : … { … }

RendererCancellationThrottle::~RendererCancellationThrottle() = default;

NavigationThrottle::ThrottleCheckResult
RendererCancellationThrottle::WillProcessResponse() { … }

NavigationThrottle::ThrottleCheckResult
RendererCancellationThrottle::WillCommitWithoutUrlLoader() { … }

NavigationThrottle::ThrottleCheckResult
RendererCancellationThrottle::WaitForRendererCancellationIfNeeded() { … }

void RendererCancellationThrottle::NavigationCancellationWindowEnded() { … }

void RendererCancellationThrottle::OnTimeout() { … }

void RendererCancellationThrottle::RestartTimeout() { … }

const char* RendererCancellationThrottle::GetNameForLogging() { … }

}  // namespace content