Leave client certificate combobox empty if managed certficate not found

chrome/browser/chromeos/options/wifi_config_view.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_OPTIONS_WIFI_CONFIG_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_OPTIONS_WIFI_CONFIG_VIEW_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 136 matching lines @@
 
   // Returns true if the phase 2 auth is relevant.
   bool Phase2AuthActive() const;
 
   // Returns whether the current configuration requires a passphrase.
   bool PassphraseActive() const;
 
   // Returns true if a user cert should be selected.
   bool UserCertActive() const;
 
+  // Returns true if the user cert is managed but could not be found.
+  bool ManagedUserCertNotFound() const { return managed_user_cert_not_found_; }
+
   // Returns true if a CA cert selection should be allowed.
   bool CaCertActive() const;
 
   // Updates state of the Login button.
   void UpdateDialogButtons();
 
   // Enable/Disable EAP fields as appropriate based on selected EAP method.
   void RefreshEapFields();
 
   // Enable/Disable "share this network" checkbox.
@@ skipping 38 matching lines @@
   views::Checkbox* save_credentials_checkbox_;
   views::Checkbox* share_network_checkbox_;
   views::Label* shared_network_label_;
   std::unique_ptr<internal::SecurityComboboxModel> security_combobox_model_;
   views::Combobox* security_combobox_;
   views::Label* passphrase_label_;
   PassphraseTextfield* passphrase_textfield_;
   views::ToggleImageButton* passphrase_visible_button_;
   views::Label* error_label_;
 
+  // Indicates that the user certificate is managed by policy (not editable),
+  // but the policy-specified certificate has not been found.
+  bool managed_user_cert_not_found_;

[xiyuan, 2017/05/17 18:17:09]

nit: initialize it to false here.

i.e.
  bool managed_user_cert_not_found_ = false;

[pmarko, 2017/05/18 12:17:44]

Done.

+
   base::WeakPtrFactory<WifiConfigView> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WifiConfigView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_WIFI_CONFIG_VIEW_H_