Replace c/b/nss_context by a KeyedService.

chrome/browser/ui/crypto_module_delegate_nss.cc

Index: chrome/browser/ui/crypto_module_delegate_nss.cc
diff --git a/chrome/browser/ui/crypto_module_delegate_nss.cc b/chrome/browser/ui/crypto_module_delegate_nss.cc
index 5812e5491eafe72163eea83e005b3faaa032ba66..4add711e6877f531edca76e5bbb7a2820aeb8919 100644
--- a/chrome/browser/ui/crypto_module_delegate_nss.cc
+++ b/chrome/browser/ui/crypto_module_delegate_nss.cc
@@ -6,8 +6,10 @@
 
 #include "base/basictypes.h"
 #include "base/bind.h"
-#include "chrome/browser/net/nss_context.h"
+#include "base/callback.h"
+#include "components/cert_database/public/cert_database_service_io_part.h"
 #include "content/public/browser/browser_thread.h"
+#include "net/cert/nss_cert_database.h"
 
 using content::BrowserThread;
 
@@ -17,7 +19,10 @@ void CreateWithSlot(chrome::CryptoModulePasswordReason reason,
                     const net::HostPortPair& server,
                     const base::Callback<void(
                         scoped_ptr<ChromeNSSCryptoModuleDelegate>)>& callback,
-                    crypto::ScopedPK11Slot slot) {
+                    net::NSSCertDatabase* nss_cert_db) {
+  crypto::ScopedPK11Slot slot;
+  if (nss_cert_db)
+    slot = nss_cert_db->GetPrivateSlot();
   if (!slot) {
     callback.Run(scoped_ptr<ChromeNSSCryptoModuleDelegate>());
     return;
@@ -45,19 +50,19 @@ ChromeNSSCryptoModuleDelegate::~ChromeNSSCryptoModuleDelegate() {}
 void ChromeNSSCryptoModuleDelegate::CreateForResourceContext(
     chrome::CryptoModulePasswordReason reason,
     const net::HostPortPair& server,
-    content::ResourceContext* context,
+    cert_database::CertDatabaseServiceIOPart* cert_db_io,
     const base::Callback<void(scoped_ptr<ChromeNSSCryptoModuleDelegate>)>&
         callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DCHECK(!callback.is_null());
 
-  base::Callback<void(crypto::ScopedPK11Slot)> get_slot_callback =
+  base::Callback<void(net::NSSCertDatabase*)> get_nssdb_callback =
       base::Bind(&CreateWithSlot, reason, server, callback);
 
-  crypto::ScopedPK11Slot slot =
-      GetPrivateNSSKeySlotForResourceContext(context, get_slot_callback);
-  if (slot)
-    get_slot_callback.Run(slot.Pass());
+  net::NSSCertDatabase* nssdb =
+      cert_db_io->GetNSSCertDatabase(get_nssdb_callback);
+  if (nssdb)
+    get_nssdb_callback.Run(nssdb);
 }
 
 // TODO(mattm): allow choosing which slot to generate and store the key.