Update keygen to use correct NSS slot on ChromeOS multiprofile.

net/base/keygen_handler.h

Index: net/base/keygen_handler.h
diff --git a/net/base/keygen_handler.h b/net/base/keygen_handler.h
index 4895dacb57e655d4e26360d761483fbe5cc15e1f..8262775505ceb3b7726c59ca85a8198f5cb0b0e3 100644
--- a/net/base/keygen_handler.h
+++ b/net/base/keygen_handler.h
@@ -7,14 +7,15 @@
 
 #include <string>
 
+#include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "build/build_config.h"
 #include "net/base/net_export.h"
 #include "url/gurl.h"
 
-#if defined(USE_NSS)
-#include "crypto/crypto_module_blocking_password_delegate.h"
-#endif  // defined(USE_NSS)
+namespace crypto {
+class NSSCryptoModuleDelegate;
+}
 
 namespace net {
 
@@ -41,12 +42,12 @@ class NET_EXPORT KeygenHandler {
   void set_stores_key(bool store) { stores_key_ = store;}
 
 #if defined(USE_NSS)
-  // Register the password delegate to be used if the token is unauthenticated.
-  // GenKeyAndSignChallenge runs on a worker thread, so using the blocking
+  // Register the delegate to be used to get the token to store the key in, and
+  // to get the password if the token is unauthenticated.
+  // GenKeyAndSignChallenge runs on a worker thread, so using a blocking
   // password callback is okay here.
-  // Takes ownership of the delegate.
-  void set_crypto_module_password_delegate(
-      crypto::CryptoModuleBlockingPasswordDelegate* delegate);
+  void set_crypto_module_delegate(
+      scoped_ptr<crypto::NSSCryptoModuleDelegate> delegate);
 #endif  // defined(USE_NSS)
 
  private:
@@ -56,8 +57,7 @@ class NET_EXPORT KeygenHandler {
   bool stores_key_;  // should the generated key-pair be stored persistently?
 #if defined(USE_NSS)
   // The callback for requesting a password to the PKCS#11 token.
-  scoped_ptr<crypto::CryptoModuleBlockingPasswordDelegate>
-      crypto_module_password_delegate_;
+  scoped_ptr<crypto::NSSCryptoModuleDelegate> crypto_module_delegate_;
 #endif  // defined(USE_NSS)
 };