Move SecurityInterstitialPage into component

components/security_interstitials/content/security_interstitial_controller_client.cc

+// Copyright 2016 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 "components/security_interstitials/content/security_interstitial_controller_client.h"
+
+#include <utility>
+
+#include "components/prefs/pref_service.h"
+#include "components/safe_browsing_db/safe_browsing_prefs.h"
+#include "components/security_interstitials/core/metrics_helper.h"
+#include "content/public/browser/interstitial_page.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/common/referrer.h"
+
+using content::Referrer;
+
+namespace security_interstitials {
+
+SecurityInterstitialControllerClient::SecurityInterstitialControllerClient(
+    content::WebContents* web_contents,
+    std::unique_ptr<MetricsHelper> metrics_helper,
+    const GURL& default_safe_page)
+    : ControllerClient(std::move(metrics_helper)),
+      web_contents_(web_contents),
+      interstitial_page_(nullptr),
+      prefs_(nullptr),
+      default_safe_page_(default_safe_page) {}
+
+SecurityInterstitialControllerClient::SecurityInterstitialControllerClient(
+    content::WebContents* web_contents,
+    std::unique_ptr<MetricsHelper> metrics_helper,
+    PrefService* prefs,
+    const std::string& app_locale,
+    const GURL& default_safe_page)
+    : ControllerClient(std::move(metrics_helper)),
+      web_contents_(web_contents),
+      interstitial_page_(nullptr),
+      prefs_(prefs),
+      app_locale_(app_locale),
+      default_safe_page_(default_safe_page) {}
+
+SecurityInterstitialControllerClient::~SecurityInterstitialControllerClient() {}
+
+void SecurityInterstitialControllerClient::set_interstitial_page(
+    content::InterstitialPage* interstitial_page) {
+  interstitial_page_ = interstitial_page;
+}
+
+content::InterstitialPage*
+SecurityInterstitialControllerClient::interstitial_page() {
+  return interstitial_page_;
+}
+
+void SecurityInterstitialControllerClient::GoBack() {
+  interstitial_page_->DontProceed();
+}
+
+// If the offending entry has committed, go back or to a safe page without
+// closing the error page. This error page will be closed when the new page
+// commits.

[meacer, 2016/12/27 23:22:34]

nit: This comment seems to be specific to the implementation, so perhaps move
inside the method?

[Jialiu Lin, 2016/12/28 18:30:00]

Done.

+void SecurityInterstitialControllerClient::GoBackAfterNavigationCommitted() {
+  if (web_contents_->GetController().CanGoBack()) {
+    web_contents_->GetController().GoBack();
+  } else {
+    web_contents_->GetController().LoadURL(
+        default_safe_page_, content::Referrer(),
+        ui::PAGE_TRANSITION_AUTO_TOPLEVEL, std::string());
+  }
+}
+
+void SecurityInterstitialControllerClient::Proceed() {
+  interstitial_page_->Proceed();
+}
+
+void SecurityInterstitialControllerClient::Reload() {
+  web_contents_->GetController().Reload(content::ReloadType::NORMAL, true);
+}
+
+void SecurityInterstitialControllerClient::OpenUrlInCurrentTab(
+    const GURL& url) {
+  content::OpenURLParams params(url, Referrer(),
+                                WindowOpenDisposition::CURRENT_TAB,
+                                ui::PAGE_TRANSITION_LINK, false);
+  web_contents_->OpenURL(params);
+}
+
+const std::string&
+SecurityInterstitialControllerClient::GetApplicationLocale() {
+  return app_locale_;
+}
+
+PrefService*
+SecurityInterstitialControllerClient::GetPrefService() {
+  return prefs_;
+}
+
+const std::string
+SecurityInterstitialControllerClient::GetExtendedReportingPrefName() {
+  return safe_browsing::GetExtendedReportingPrefName(*GetPrefService());
+}
+
+bool SecurityInterstitialControllerClient::CanLaunchDateAndTimeSettings() {
+  NOTREACHED();
+  return false;
+}
+
+void SecurityInterstitialControllerClient::LaunchDateAndTimeSettings() {
+  NOTREACHED();
+}
+
+}  // namespace security_interstitials