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content / browser / preloading / prerender / prerender_handle_impl.cc [blame]
// Copyright 2021 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/prerender_handle_impl.h"
#include "content/browser/preloading/prerender/prerender_final_status.h"
#include "content/browser/preloading/prerender/prerender_host.h"
#include "content/browser/preloading/prerender/prerender_host_registry.h"
#include "content/public/browser/preloading_trigger_type.h"
#include "url/gurl.h"
namespace content {
PrerenderHandleImpl::PrerenderHandleImpl(
base::WeakPtr<PrerenderHostRegistry> prerender_host_registry,
FrameTreeNodeId frame_tree_node_id,
const GURL& prerendering_url)
: prerender_host_registry_(std::move(prerender_host_registry)),
frame_tree_node_id_(frame_tree_node_id),
prerendering_url_(prerendering_url) {
CHECK(!prerendering_url_.is_empty());
// PrerenderHandleImpl is now designed only for embedder triggers. If you use
// this handle for other triggers, please make sure to update the logging etc.
auto* prerender_host =
prerender_host_registry_->FindNonReservedHostById(frame_tree_node_id);
CHECK(prerender_host);
CHECK_EQ(prerender_host->trigger_type(), PreloadingTriggerType::kEmbedder);
}
PrerenderHandleImpl::~PrerenderHandleImpl() {
if (prerender_host_registry_) {
prerender_host_registry_->CancelHost(
frame_tree_node_id_, PrerenderFinalStatus::kTriggerDestroyed);
}
}
const GURL& PrerenderHandleImpl::GetInitialPrerenderingUrl() const {
return prerendering_url_;
}
base::WeakPtr<PrerenderHandle> PrerenderHandleImpl::GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
void PrerenderHandleImpl::SetPreloadingAttemptFailureReason(
PreloadingFailureReason reason) {
if (!prerender_host_registry_)
return;
auto* prerender_host =
prerender_host_registry_->FindNonReservedHostById(frame_tree_node_id_);
if (!prerender_host) {
return;
}
if (!prerender_host->preloading_attempt()) {
return;
}
prerender_host->preloading_attempt()->SetFailureReason(reason);
}
} // namespace content