chromium/components/subresource_filter/content/browser/safe_browsing_child_navigation_throttle.cc

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/subresource_filter/content/browser/safe_browsing_child_navigation_throttle.h"

#include <optional>
#include <string>
#include <utility>

#include "base/feature_list.h"
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
#include "base/metrics/histogram_macros.h"
#include "base/time/time.h"
#include "components/subresource_filter/content/browser/ad_tagging_utils.h"
#include "components/subresource_filter/content/browser/subresource_filter_observer_manager.h"
#include "components/subresource_filter/content/shared/browser/child_frame_navigation_filtering_throttle.h"
#include "components/subresource_filter/core/browser/async_document_subresource_filter.h"
#include "components/subresource_filter/core/common/common_features.h"
#include "components/subresource_filter/core/common/time_measurements.h"
#include "content/public/browser/navigation_handle.h"
#include "third_party/blink/public/common/frame/frame_ad_evidence.h"
#include "url/gurl.h"

namespace features {

// Enables or disables performing SubresourceFilter checks from the Browser
// against any aliases for the requested URL found from DNS CNAME records.
BASE_FEATURE(…);

}  // namespace features

namespace subresource_filter {

SafeBrowsingChildNavigationThrottle::SafeBrowsingChildNavigationThrottle(
    content::NavigationHandle* handle,
    AsyncDocumentSubresourceFilter* parent_frame_filter,
    base::RepeatingCallback<std::string(const GURL& url)>
        disallow_message_callback,
    std::optional<blink::FrameAdEvidence> ad_evidence)
    : … { … }

SafeBrowsingChildNavigationThrottle::~SafeBrowsingChildNavigationThrottle() { … }

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

bool SafeBrowsingChildNavigationThrottle::ShouldDeferNavigation() const { … }

void SafeBrowsingChildNavigationThrottle::
    OnReadyToResumeNavigationWithLoadPolicy() { … }

void SafeBrowsingChildNavigationThrottle::NotifyLoadPolicy() const { … }

}  // namespace subresource_filter