Move navigation interception component to content/components

chrome/browser/component/navigation_interception/intercept_navigation_resource_throttle.cc

Index: chrome/browser/component/navigation_interception/intercept_navigation_resource_throttle.cc
diff --git a/chrome/browser/component/navigation_interception/intercept_navigation_resource_throttle.cc b/chrome/browser/component/navigation_interception/intercept_navigation_resource_throttle.cc
deleted file mode 100644
index 33101759efa0266c2c8367aa0f5e5d6356edbab4..0000000000000000000000000000000000000000
--- a/chrome/browser/component/navigation_interception/intercept_navigation_resource_throttle.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright (c) 2012 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/browser/component/navigation_interception/intercept_navigation_resource_throttle.h"
-
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/child_process_security_policy.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/browser/resource_request_info.h"
-#include "content/public/browser/resource_controller.h"
-#include "content/public/common/referrer.h"
-#include "net/url_request/url_request.h"
-
-using content::BrowserThread;
-using content::ChildProcessSecurityPolicy;
-using content::Referrer;
-using content::RenderViewHost;
-using content::ResourceRequestInfo;
-
-namespace navigation_interception {
-
-namespace {
-
-void CheckIfShouldIgnoreNavigationOnUIThread(
-    int render_process_id,
-    int render_view_id,
-    const GURL& url,
-    const Referrer& referrer,
-    bool has_user_gesture,
-    InterceptNavigationResourceThrottle::CheckOnUIThreadCallback
-        should_ignore_callback,
-    base::Callback<void(bool)> callback) {
-
-  bool should_ignore_navigation = false;
-  RenderViewHost* rvh =
-      RenderViewHost::FromID(render_process_id, render_view_id);
-
-  if (rvh) {
-    GURL validated_url(url);
-    RenderViewHost::FilterURL(rvh->GetProcess(), false, &validated_url);
-
-    should_ignore_navigation = should_ignore_callback.Run(
-        rvh, validated_url, referrer, has_user_gesture);
-  }
-
-  BrowserThread::PostTask(
-      BrowserThread::IO,
-      FROM_HERE,
-      base::Bind(callback, should_ignore_navigation));
-}
-
-} // namespace
-
-InterceptNavigationResourceThrottle::InterceptNavigationResourceThrottle(
-    net::URLRequest* request,
-    CheckOnUIThreadCallback should_ignore_callback)
-    : request_(request),
-      should_ignore_callback_(should_ignore_callback),
-      weak_ptr_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
-}
-
-InterceptNavigationResourceThrottle::~InterceptNavigationResourceThrottle() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-}
-
-void InterceptNavigationResourceThrottle::WillStartRequest(bool* defer) {
-  *defer = CheckIfShouldIgnoreNavigation(request_->url());
-}
-
-void InterceptNavigationResourceThrottle::WillRedirectRequest(
-    const GURL& new_url,
-    bool* defer) {
-  *defer = CheckIfShouldIgnoreNavigation(new_url);
-}
-
-bool InterceptNavigationResourceThrottle::CheckIfShouldIgnoreNavigation(
-    const GURL& url) {
-  const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request_);
-  if (!info)
-    return false;
-
-  int render_process_id, render_view_id;
-  if (!info->GetAssociatedRenderView(&render_process_id, &render_view_id))
-    return false;
-
-  // This class should only be instantiated for top level frame requests.
-  DCHECK(info->IsMainFrame());
-
-  BrowserThread::PostTask(
-      BrowserThread::UI,
-      FROM_HERE,
-      base::Bind(
-          &CheckIfShouldIgnoreNavigationOnUIThread,
-          render_process_id,
-          render_view_id,
-          url,
-          Referrer(GURL(request_->referrer()), info->GetReferrerPolicy()),
-          info->HasUserGesture(),
-          should_ignore_callback_,
-          base::Bind(
-              &InterceptNavigationResourceThrottle::OnResultObtained,
-              weak_ptr_factory_.GetWeakPtr())));
-
-  // Defer request while we wait for the UI thread to check if the navigation
-  // should be ignored.
-  return true;
-}
-
-void InterceptNavigationResourceThrottle::OnResultObtained(
-    bool should_ignore_navigation) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-
-  if (should_ignore_navigation) {
-    controller()->CancelAndIgnore();
-  } else {
-    controller()->Resume();
-  }
-}
-
-} // namespace navigation_interception