Cancel client auth requests when not promptable.

chrome/browser/ui/views/ssl_client_certificate_selector.cc

 // 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/ui/views/ssl_client_certificate_selector.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/grit/generated_resources.h"
+#include "components/web_modal/popup_manager.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/client_certificate_delegate.h"
 #include "content/public/browser/web_contents.h"
 #include "net/cert/x509_certificate.h"
 #include "net/ssl/ssl_cert_request_info.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(USE_NSS)
 #include "chrome/browser/ui/crypto_module_password_dialog_nss.h"
 #endif
 
 SSLClientCertificateSelector::SSLClientCertificateSelector(
     content::WebContents* web_contents,
     const scoped_refptr<net::SSLCertRequestInfo>& cert_request_info,
-    const chrome::SelectCertificateCallback& callback)
+    scoped_ptr<content::ClientCertificateDelegate> delegate)
     : CertificateSelector(cert_request_info->client_certs, web_contents),
       SSLClientAuthObserver(web_contents->GetBrowserContext(),
                             cert_request_info,
-                            callback) {
+                            delegate.Pass()) {
   DVLOG(1) << __FUNCTION__;
 }
 
 SSLClientCertificateSelector::~SSLClientCertificateSelector() {
 }
 
 void SSLClientCertificateSelector::Init() {
   StartObserving();
   InitWithText(l10n_util::GetStringFUTF16(
       IDS_CLIENT_CERT_DIALOG_TEXT,
@@ skipping 28 matching lines @@
                    base::Unretained(this), cert));
 #else
     Unlocked(cert.get());
 #endif
     return false;  // Unlocked() will close the dialog.
   }
 
   return false;
 }
 
+bool SSLClientCertificateSelector::Close() {
+  DVLOG(1) << __FUNCTION__;
+  StopObserving();
+  CancelCertificateSelection();
+  return true;
+}
+
 void SSLClientCertificateSelector::Unlocked(net::X509Certificate* cert) {
   DVLOG(1) << __FUNCTION__;
   CertificateSelected(cert);
   GetWidget()->Close();
 }
 
 namespace chrome {
 
 void ShowSSLClientCertificateSelector(
     content::WebContents* contents,
     net::SSLCertRequestInfo* cert_request_info,
-    const chrome::SelectCertificateCallback& callback) {
+    scoped_ptr<content::ClientCertificateDelegate> delegate) {
   DVLOG(1) << __FUNCTION__ << " " << contents;
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  SSLClientCertificateSelector* selector =
-      new SSLClientCertificateSelector(contents, cert_request_info, callback);
+
+  // Not all WebContentses can show modal dialogs.
+  //
+  // TODO(davidben): Move this hook to the WebContentsDelegate and only try to
+  // show a dialog in Browser's implementation. https://crbug.com/456255
+  if (web_modal::PopupManager::FromWebContents(contents) == nullptr) {
+    delegate->CancelCertificateSelection();

[sky, 2015/02/20 21:32:29]

Same comment about cancel here.

+    return;
+  }
+
+  SSLClientCertificateSelector* selector = new SSLClientCertificateSelector(
+      contents, cert_request_info, delegate.Pass());
   selector->Init();
   selector->Show();
 }
 
 }  // namespace chrome