Network service: SafeBrowsing check for frame-resources from browser.

chrome/renderer/safe_browsing/renderer_url_loader_throttle.h

 // Copyright 2017 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 CHROME_RENDERER_SAFE_BROWSING_SAFE_BROWSING_URL_LOADER_THROTTLE_H_
-#define CHROME_RENDERER_SAFE_BROWSING_SAFE_BROWSING_URL_LOADER_THROTTLE_H_
+#ifndef CHROME_RENDERER_SAFE_BROWSING_RENDERER_URL_LOADER_THROTTLE_H_
+#define CHROME_RENDERER_SAFE_BROWSING_RENDERER_URL_LOADER_THROTTLE_H_
 
 #include "base/memory/weak_ptr.h"
 #include "components/safe_browsing/common/safe_browsing.mojom.h"
 #include "content/public/common/url_loader_throttle.h"
 
-namespace chrome {
-namespace mojom {
-class SafeBrowsing;
-}
-}
-
 namespace safe_browsing {
 
-// SafeBrowsingURLLoaderThrottle queries SafeBrowsing to determine whether the
-// URL and also redirect URLs are safe to load. It defers response processing
-// until all URL checks are completed; cancels the load if any URLs turn out to
-// be bad.
-class SafeBrowsingURLLoaderThrottle : public content::URLLoaderThrottle {
+// RendererURLLoaderThrottle is used in renderer processes to query
+// SafeBrowsing and determine whether a URL and its redirect URLs are safe to
+// load. It defers response processing until all URL checks are completed;
+// cancels the load if any URLs turn out to be bad.
+class RendererURLLoaderThrottle : public content::URLLoaderThrottle {
  public:
   // |safe_browsing| must stay alive until WillStartRequest() (if it is called)
   // or the end of this object.
   // |render_frame_id| is used for displaying SafeBrowsing UI when necessary.
-  SafeBrowsingURLLoaderThrottle(mojom::SafeBrowsing* safe_browsing,
-                                int render_frame_id);
-  ~SafeBrowsingURLLoaderThrottle() override;
+  RendererURLLoaderThrottle(mojom::SafeBrowsing* safe_browsing,
+                            int render_frame_id);
+  ~RendererURLLoaderThrottle() override;
 
   // content::URLLoaderThrottle implementation.
   void WillStartRequest(const GURL& url,
                         int load_flags,
                         content::ResourceType resource_type,
                         bool* defer) override;
   void WillRedirectRequest(const net::RedirectInfo& redirect_info,
                            bool* defer) override;
   void WillProcessResponse(bool* defer) override;
 
  private:
   void OnCheckUrlResult(bool safe);
 
   void OnConnectionError();
 
   mojom::SafeBrowsing* safe_browsing_;
   const int render_frame_id_;
 
   mojom::SafeBrowsingUrlCheckerPtr url_checker_;
 
   size_t pending_checks_ = 0;
   bool blocked_ = false;
 
-  base::WeakPtrFactory<SafeBrowsingURLLoaderThrottle> weak_factory_;
+  base::WeakPtrFactory<RendererURLLoaderThrottle> weak_factory_;
 };
 
 }  // namespace safe_browsing
 
-#endif  // CHROME_RENDERER_SAFE_BROWSING_SAFE_BROWSING_URL_LOADER_THROTTLE_H_
+#endif  // CHROME_RENDERER_SAFE_BROWSING_RENDERER_URL_LOADER_THROTTLE_H_