content/browser/preloading/prerender/devtools_prerender_attempt.cc

// Copyright 2023 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/preloading/prerender/devtools_prerender_attempt.h"

#include "base/check_op.h"
#include "content/browser/devtools/devtools_instrumentation.h"

namespace content {

void DevToolsPrerenderAttempt::SetTriggeringOutcome(
    const PrerenderAttributes& attributes,
    PreloadingTriggeringOutcome outcome) {
  // PreloadingTriggeringOutcome::kFailure should be reported with
  // SetFailureReason to ensure having PrerenderFinalStatus.
  CHECK_NE(outcome, PreloadingTriggeringOutcome::kFailure);

  if (!attributes.initiator_devtools_navigation_token.has_value()) {
    return;
  }

  devtools_instrumentation::DidUpdatePrerenderStatus(
      attributes.initiator_frame_tree_node_id,
      attributes.initiator_devtools_navigation_token.value(),
      attributes.prerendering_url, attributes.target_hint, outcome,
      /*prerender_status=*/absl::nullopt,
      /*disallowed_mojo_interface=*/absl::nullopt);
}

void DevToolsPrerenderAttempt::SetFailureReason(
    const PrerenderAttributes& attributes,
    PrerenderFinalStatus prerender_status) {
  // Ensured by PrerenderCancellationReason.
  CHECK_NE(prerender_status, PrerenderFinalStatus::kMojoBinderPolicy);

  if (!attributes.initiator_devtools_navigation_token.has_value()) {
    return;
  }

  devtools_instrumentation::DidUpdatePrerenderStatus(
      attributes.initiator_frame_tree_node_id,
      attributes.initiator_devtools_navigation_token.value(),
      attributes.prerendering_url, attributes.target_hint,
      PreloadingTriggeringOutcome::kFailure, prerender_status,
      /*disallowed_mojo_interface=*/absl::nullopt);
}

void DevToolsPrerenderAttempt::SetFailureReason(
    const PrerenderAttributes& attributes,
    const PrerenderCancellationReason& reason) {
  PrerenderFinalStatus prerender_status = reason.final_status();
  absl::optional<std::string> disallowed_mojo_interface =
      reason.DisallowedMojoInterface();

  // Ensured by PrerenderCancellationReason.
  CHECK_EQ(prerender_status == PrerenderFinalStatus::kMojoBinderPolicy,
           disallowed_mojo_interface.has_value());

  if (!attributes.initiator_devtools_navigation_token.has_value()) {
    return;
  }

  devtools_instrumentation::DidUpdatePrerenderStatus(
      attributes.initiator_frame_tree_node_id,
      attributes.initiator_devtools_navigation_token.value(),
      attributes.prerendering_url, attributes.target_hint,
      PreloadingTriggeringOutcome::kFailure, prerender_status,
      disallowed_mojo_interface);
}

}  // namespace content