1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
content / browser / preloading / prefetch / prefetch_metrics.cc [blame]
// 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/public/browser/prefetch_metrics.h"
#include "content/browser/preloading/prefetch/prefetch_document_manager.h"
#include "content/browser/preloading/prefetch/prefetch_serving_page_metrics_container.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/render_frame_host.h"
namespace content {
// static
std::optional<PrefetchReferringPageMetrics>
PrefetchReferringPageMetrics::GetForCurrentDocument(RenderFrameHost* rfh) {
DCHECK(rfh);
PrefetchDocumentManager* prefetch_document_manager =
PrefetchDocumentManager::GetForCurrentDocument(rfh);
if (!prefetch_document_manager)
return std::nullopt;
return prefetch_document_manager->GetReferringPageMetrics();
}
// static
std::optional<PrefetchServingPageMetrics>
PrefetchServingPageMetrics::GetForNavigationHandle(
NavigationHandle& navigation_handle) {
PrefetchServingPageMetricsContainer* prefetch_serving_page_metrics_container =
PrefetchServingPageMetricsContainer::GetForNavigationHandle(
navigation_handle);
if (!prefetch_serving_page_metrics_container)
return std::nullopt;
return prefetch_serving_page_metrics_container->GetServingPageMetrics();
}
} // namespace content