Use user specific NSSDatabase in CertLoader.

chromeos/tpm_token_loader.h

Index: chromeos/tpm_token_loader.h
diff --git a/chromeos/tpm_token_loader.h b/chromeos/tpm_token_loader.h
index 4d79833e6fdc2630848a4241a47267cce5256bdd..2f68b69e1d9a34966da3990b3e7b41cfc9d1a902 100644
--- a/chromeos/tpm_token_loader.h
+++ b/chromeos/tpm_token_loader.h
@@ -35,12 +35,8 @@ class CHROMEOS_EXPORT TPMTokenLoader : public LoginState::Observer {
     virtual ~Observer() {}
 
     // Called when the TPM token initialization is done or the case where TPM
-    // should stay disabled is detected (e.g. on guest login). If TPM is
-    // disabled, |tpm_user_pin|, |tpm_token_name| and |tpm_token_slot_id| will
-    // not be set.
-    virtual void OnTPMTokenReady(const std::string& tpm_user_pin,
-                                 const std::string& tpm_token_name,
-                                 int tpm_token_slot_id) = 0;
+    // should stay disabled is detected (e.g. on guest login).
+    virtual void OnTPMTokenReady() = 0;
   };
 
   // Sets the global instance. Must be called before any calls to Get().
@@ -74,6 +70,8 @@ class CHROMEOS_EXPORT TPMTokenLoader : public LoginState::Observer {
   // Checks if the TPM token in ready to be used.
   bool IsTPMTokenReady() const;
 
+  std::string tpm_user_pin() const { return tpm_user_pin_; }
+
  private:
   TPMTokenLoader();
   virtual ~TPMTokenLoader();