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- // Copyright 2019 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef ANDROID_WEBVIEW_BROWSER_SAFE_BROWSING_AW_SAFE_BROWSING_NAVIGATION_THROTTLE_H_
- #define ANDROID_WEBVIEW_BROWSER_SAFE_BROWSING_AW_SAFE_BROWSING_NAVIGATION_THROTTLE_H_
- #include "content/public/browser/navigation_throttle.h"
- #include <memory>
- namespace content {
- class NavigationHandle;
- } // namespace content
- namespace android_webview {
- // This throttle monitors failed requests in an outer-most main frame (i.e.
- // doesn't apply for fenced-frames or portals), and if a request failed due to
- // it being blocked by Safe Browsing, it creates and displays an interstitial.
- // For other kinds of loads, the interstitial is navigated at the same time the
- // load is canceled in BaseUIManager::DisplayBlockingPage
- //
- // This NavigationThrottle doesn't actually perform a SafeBrowsing check nor
- // block the navigation. That happens in SafeBrowsing's
- // BrowserURLLoaderThrottle and RendererURLLoaderThrottles and related code.
- // Those cause the navigation to fail which invokes this throttle to show the
- // interstitial.
- class AwSafeBrowsingNavigationThrottle : public content::NavigationThrottle {
- public:
- static std::unique_ptr<AwSafeBrowsingNavigationThrottle>
- MaybeCreateThrottleFor(content::NavigationHandle* handle);
- ~AwSafeBrowsingNavigationThrottle() override {}
- const char* GetNameForLogging() override;
- content::NavigationThrottle::ThrottleCheckResult WillFailRequest() override;
- private:
- explicit AwSafeBrowsingNavigationThrottle(content::NavigationHandle* handle);
- };
- } // namespace android_webview
- #endif // ANDROID_WEBVIEW_BROWSER_SAFE_BROWSING_AW_SAFE_BROWSING_NAVIGATION_THROTTLE_H_
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