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// Copyright 2016 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/page_load_metrics/browser/metrics_navigation_throttle.h"
#include "base/memory/ptr_util.h"
#include "components/page_load_metrics/browser/metrics_web_contents_observer.h"
#include "content/public/browser/navigation_handle.h"
namespace page_load_metrics {
// static
void MetricsNavigationThrottle::CreateAndAdd(
content::NavigationThrottleRegistry& registry) {
registry.AddThrottle(
base::WrapUnique(new MetricsNavigationThrottle(registry)));
}
MetricsNavigationThrottle::~MetricsNavigationThrottle() = default;
content::NavigationThrottle::ThrottleCheckResult
MetricsNavigationThrottle::WillStartRequest() {
MetricsWebContentsObserver* observer =
MetricsWebContentsObserver::FromWebContents(
navigation_handle()->GetWebContents());
if (observer) {
observer->WillStartNavigationRequest(navigation_handle());
}
return content::NavigationThrottle::PROCEED;
}
content::NavigationThrottle::ThrottleCheckResult
MetricsNavigationThrottle::WillProcessResponse() {
MetricsWebContentsObserver* observer =
MetricsWebContentsObserver::FromWebContents(
navigation_handle()->GetWebContents());
if (observer) {
observer->WillProcessNavigationResponse(navigation_handle());
}
return content::NavigationThrottle::PROCEED;
}
const char* MetricsNavigationThrottle::GetNameForLogging() {
return "MetricsNavigationThrottle";
}
MetricsNavigationThrottle::MetricsNavigationThrottle(
content::NavigationThrottleRegistry& registry)
: content::NavigationThrottle(registry) {}
} // namespace page_load_metrics
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