Replace c/b/nss_context by a KeyedService.

chrome/browser/ui/crypto_module_delegate_nss.h

 // Copyright 2013 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_UI_CRYPTO_MODULE_DELEGATE_NSS_H_
 #define CHROME_BROWSER_UI_CRYPTO_MODULE_DELEGATE_NSS_H_
 
 #include <string>
 
+#include "base/callback_forward.h"
 #include "base/compiler_specific.h"
+#include "base/macros.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/ui/crypto_module_password_dialog.h"
 #include "crypto/nss_crypto_module_delegate.h"
 #include "net/base/host_port_pair.h"
 
-namespace content {
-class ResourceContext;
+namespace cert_database {
+class CertDatabaseServiceIOPart;
 }
 
 // Delegate to handle unlocking a slot or indicating which slot to store a key
 // in. When passing to NSS functions which take a wincx argument, use the value
 // returned from the wincx() method.
-class ChromeNSSCryptoModuleDelegate
-    : public crypto::NSSCryptoModuleDelegate {
+class ChromeNSSCryptoModuleDelegate : public crypto::NSSCryptoModuleDelegate {
  public:
   // Create a ChromeNSSCryptoModuleDelegate. |reason| is used to select what
   // string to show the user, |server| is displayed to indicate which connection
   // is causing the dialog to appear. |slot| can be NULL.
   ChromeNSSCryptoModuleDelegate(chrome::CryptoModulePasswordReason reason,
                                 const net::HostPortPair& server,
                                 crypto::ScopedPK11Slot slot);
 
   ~ChromeNSSCryptoModuleDelegate() override;
 
   // Must be called on IO thread. Creates a delegate and returns it
   // synchronously or asynchronously to |callback|. If the delegate could not be
   // created, |callback| is called with NULL.
-  static void CreateForResourceContext(
+  static void CreateForCertDatabase(
       chrome::CryptoModulePasswordReason reason,
       const net::HostPortPair& server,
-      content::ResourceContext* context,
+      cert_database::CertDatabaseServiceIOPart* cert_db_io,
       const base::Callback<void(scoped_ptr<ChromeNSSCryptoModuleDelegate>)>&
           callback);
 
   // crypto::NSSCryptoModuleDelegate implementation.
   crypto::ScopedPK11Slot RequestSlot() override;
 
   // crypto::CryptoModuleBlockingPasswordDelegate implementation.
   std::string RequestPassword(const std::string& slot_name,
                               bool retry,
                               bool* cancelled) override;
@@ skipping 20 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(ChromeNSSCryptoModuleDelegate);
 };
 
 // Create a delegate which only handles unlocking slots.
 crypto::CryptoModuleBlockingPasswordDelegate*
     CreateCryptoModuleBlockingPasswordDelegate(
         chrome::CryptoModulePasswordReason reason,
         const net::HostPortPair& server);
 
 #endif  // CHROME_BROWSER_UI_CRYPTO_MODULE_DELEGATE_NSS_H_