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

chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.cc

Index: chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.cc
diff --git a/chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.cc b/chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.cc
deleted file mode 100644
index 16837d579b66681121b2b00c83bed23619377a54..0000000000000000000000000000000000000000
--- a/chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.cc
+++ /dev/null
@@ -1,104 +0,0 @@
-// 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.
-
-#include "chrome/renderer/safe_browsing/safe_browsing_url_loader_throttle.h"
-
-#include "base/logging.h"
-#include "mojo/public/cpp/bindings/interface_request.h"
-#include "net/url_request/redirect_info.h"
-
-namespace safe_browsing {
-
-SafeBrowsingURLLoaderThrottle::SafeBrowsingURLLoaderThrottle(
-    mojom::SafeBrowsing* safe_browsing,
-    int render_frame_id)
-    : safe_browsing_(safe_browsing),
-      render_frame_id_(render_frame_id),
-      weak_factory_(this) {}
-
-SafeBrowsingURLLoaderThrottle::~SafeBrowsingURLLoaderThrottle() = default;
-
-void SafeBrowsingURLLoaderThrottle::WillStartRequest(
-    const GURL& url,
-    int load_flags,
-    content::ResourceType resource_type,
-    bool* defer) {
-  DCHECK_EQ(0u, pending_checks_);
-  DCHECK(!blocked_);
-  DCHECK(!url_checker_);
-
-  pending_checks_++;
-  // Use a weak pointer to self because |safe_browsing_| is not owned by this
-  // object.
-  safe_browsing_->CreateCheckerAndCheck(
-      render_frame_id_, mojo::MakeRequest(&url_checker_), url, load_flags,
-      resource_type,
-      base::BindOnce(&SafeBrowsingURLLoaderThrottle::OnCheckUrlResult,
-                     weak_factory_.GetWeakPtr()));
-  safe_browsing_ = nullptr;
-
-  url_checker_.set_connection_error_handler(
-      base::Bind(&SafeBrowsingURLLoaderThrottle::OnConnectionError,
-                 base::Unretained(this)));
-}
-
-void SafeBrowsingURLLoaderThrottle::WillRedirectRequest(
-    const net::RedirectInfo& redirect_info,
-    bool* defer) {
-  // If |blocked_| is true, the resource load has been canceled and there
-  // shouldn't be such a notification.
-  DCHECK(!blocked_);
-
-  if (!url_checker_) {
-    DCHECK_EQ(0u, pending_checks_);
-    return;
-  }
-
-  pending_checks_++;
-  url_checker_->CheckUrl(
-      redirect_info.new_url,
-      base::BindOnce(&SafeBrowsingURLLoaderThrottle::OnCheckUrlResult,
-                     base::Unretained(this)));
-}
-
-void SafeBrowsingURLLoaderThrottle::WillProcessResponse(bool* defer) {
-  // If |blocked_| is true, the resource load has been canceled and there
-  // shouldn't be such a notification.
-  DCHECK(!blocked_);
-
-  if (pending_checks_ > 0)
-    *defer = true;
-}
-
-void SafeBrowsingURLLoaderThrottle::OnCheckUrlResult(bool safe) {
-  if (blocked_ || !url_checker_)
-    return;
-
-  DCHECK_LT(0u, pending_checks_);
-  pending_checks_--;
-
-  if (safe) {
-    if (pending_checks_ == 0) {
-      // The resource load is not necessarily deferred, in that case Resume() is
-      // a no-op.
-      delegate_->Resume();
-    }
-  } else {
-    url_checker_.reset();
-    blocked_ = true;
-    pending_checks_ = 0;
-    delegate_->CancelWithError(net::ERR_ABORTED);
-  }
-}
-
-void SafeBrowsingURLLoaderThrottle::OnConnectionError() {
-  DCHECK(!blocked_);
-
-  // If a service-side disconnect happens, treat all URLs as if they are safe.
-  url_checker_.reset();
-  pending_checks_ = 0;
-  delegate_->Resume();
-}
-
-}  // namespace safe_browsing