Enhanced and refactored the AttestationFlow interface.

chromeos/dbus/fake_cryptohome_client.h

Index: chromeos/dbus/fake_cryptohome_client.h
diff --git a/chromeos/dbus/fake_cryptohome_client.h b/chromeos/dbus/fake_cryptohome_client.h
index fbdce7a7e676bdef21ff2bfc59ca608baacd6302..fd058828384e57efec56636c0410abc4d53d8153 100644
--- a/chromeos/dbus/fake_cryptohome_client.h
+++ b/chromeos/dbus/fake_cryptohome_client.h
@@ -86,44 +86,44 @@ class FakeCryptohomeClient : public CryptohomeClient {
       const AsyncMethodCallback& callback) OVERRIDE;
   virtual void AsyncTpmAttestationFinishCertRequest(
       const std::string& pca_response,
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const AsyncMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationDoesKeyExist(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const BoolDBusMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationGetCertificate(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const DataMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationGetPublicKey(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const DataMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationRegisterKey(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const AsyncMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationSignEnterpriseChallenge(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const std::string& domain,
       const std::string& device_id,
-      AttestationChallengeOptions options,
+      attestation::AttestationChallengeOptions options,
       const std::string& challenge,
       const AsyncMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationSignSimpleChallenge(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const std::string& challenge,
       const AsyncMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationGetKeyPayload(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const DataMethodCallback& callback) OVERRIDE;
   virtual void TpmAttestationSetKeyPayload(
-      AttestationKeyType key_type,
+      attestation::AttestationKeyType key_type,
       const std::string& key_name,
       const std::string& payload,
       const BoolDBusMethodCallback& callback) OVERRIDE;