Add custom interstitial for captive portals.

chrome/browser/ssl/ssl_error_handler.h

Index: chrome/browser/ssl/ssl_error_handler.h
diff --git a/chrome/browser/ssl/ssl_error_handler.h b/chrome/browser/ssl/ssl_error_handler.h
new file mode 100644
index 0000000000000000000000000000000000000000..b73c0e6208d04486fecee9a5156550e95034ecac
--- /dev/null
+++ b/chrome/browser/ssl/ssl_error_handler.h
@@ -0,0 +1,90 @@
+// Copyright 2014 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_BROWSER_SSL_SSL_ERROR_HANDLER_H_
+#define CHROME_BROWSER_SSL_SSL_ERROR_HANDLER_H_
+
+#include <string>
+
+#include "base/callback_forward.h"
+#include "base/macros.h"
+#include "base/timer/timer.h"
+#include "chrome/browser/chrome_notification_types.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/web_contents_observer.h"
+#include "net/ssl/ssl_info.h"
+#include "url/gurl.h"
+
+namespace content {
+class RenderViewHost;
+class WebContents;
+}
+
+// This class is responsible for deciding whether to show an SSL warning or a
+// captive portal error page.
+// It deletes itself when the interstitial page is closed.
+//
+// This class should only be used on the UI thread because its implementation
+// uses captive_portal::CaptivePortalService which can only be accessed on the
+// UI thread.
+class SSLErrorHandler : public content::WebContentsObserver,
+                        public content::NotificationObserver {
+ public:
+  SSLErrorHandler(content::WebContents* web_contents,
+                  int cert_error,
+                  const net::SSLInfo& ssl_info,
+                  const GURL& request_url,
+                  int options_mask,
+                  const base::TimeDelta ssl_error_delay,
+                  const base::Callback<void(bool)>& callback);
+  ~SSLErrorHandler() override;
+
+  static void HandleSSLError(content::WebContents* web_contents,
+                             int cert_error,
+                             const net::SSLInfo& ssl_info,
+                             const GURL& request_url,
+                             int options_mask,
+                             const base::Callback<void(bool)>& callback);

[mmenke, 2014/11/10 17:32:08]

Most non-override methods.

[meacer, 2014/11/25 01:39:52]

Sorry, not sure what you mean here.

[mmenke, 2014/11/25 15:23:13]

Erm...that makes two of us.  I'm sure I had a very, very good point.  Brilliant,
even.  Too bad I'm not smart enough to understand it.

+
+ private:
+  void Handle();
+  virtual void CheckForCaptivePortal();
+  virtual void ShowCaptivePortalInterstitial();
+  virtual void ShowSSLInterstitial();

[mmenke, 2014/11/10 17:32:08]

Suggest mentioning these are virtual for tests.

[meacer, 2014/11/25 01:39:52]

Done.

+  void OnTimerExpired();

[mmenke, 2014/11/10 17:32:08]

nit:  Should generally have blank lines between non-override/non-inline method
declarations.

[meacer, 2014/11/25 01:39:52]

Done.

+
+  // content::NotificationObserver:
+  void Observe(
+      int type,
+      const content::NotificationSource& source,
+      const content::NotificationDetails& details) override;
+
+  // content::WebContentsObserver:
+  void DidStartNavigationToPendingEntry(
+      const GURL& url,
+      content::NavigationController::ReloadType reload_type) override;
+  void DidStopLoading(
+      content::RenderViewHost* render_view_host) override;
+  void WebContentsDestroyed() override;
+
+  content::WebContents* web_contents_;
+  const int cert_error_;
+  const net::SSLInfo ssl_info_;
+  const GURL request_url_;
+  const int options_mask_;
+  const base::Callback<void(bool)> callback_;
+
+  // Time to wait before displaying the SSL interstitial. If a captive portal
+  // arrives before this, the captive portal interstitial is displayed instead.
+  base::TimeDelta ssl_interstitial_display_delay_;
+  content::NotificationRegistrar registrar_;
+  base::OneShotTimer<SSLErrorHandler> timer_;
+
+  friend class TestSSLErrorHandler;
+
+  DISALLOW_COPY_AND_ASSIGN(SSLErrorHandler);
+};
+
+#endif  // CHROME_BROWSER_SSL_SSL_ERROR_HANDLER_H_