Move [generate|revoke]Challenge under ISession.aidl

Bug: 171002801
Test: m android.hardware.biometrics.fingerprint-update-api
Test: atest VtsHalBiometricsFingerprintTargetTest
Change-Id: I2aa266b7b81003b7fd0ab0328833e5500de99908
diff --git a/biometrics/fingerprint/aidl/default/Session.h b/biometrics/fingerprint/aidl/default/Session.h
index f7cba1b..05c570c 100644
--- a/biometrics/fingerprint/aidl/default/Session.h
+++ b/biometrics/fingerprint/aidl/default/Session.h
@@ -28,14 +28,19 @@
   public:
     explicit Session(std::shared_ptr<ISessionCallback> cb);
 
+    ndk::ScopedAStatus generateChallenge(int32_t cookie, int32_t timeoutSec) override;
+
+    ndk::ScopedAStatus revokeChallenge(int32_t cookie, int64_t challenge) override;
+
     ndk::ScopedAStatus enroll(int32_t cookie, const keymaster::HardwareAuthToken& hat,
                               std::shared_ptr<common::ICancellationSignal>* return_val) override;
 
-    ndk::ScopedAStatus authenticate(int32_t cookie, int64_t keystoreOperationId,
-                                    std::shared_ptr<common::ICancellationSignal>* return_val) override;
+    ndk::ScopedAStatus authenticate(
+            int32_t cookie, int64_t keystoreOperationId,
+            std::shared_ptr<common::ICancellationSignal>* return_val) override;
 
-    ndk::ScopedAStatus detectInteraction(int32_t cookie,
-                                         std::shared_ptr<common::ICancellationSignal>* return_val) override;
+    ndk::ScopedAStatus detectInteraction(
+            int32_t cookie, std::shared_ptr<common::ICancellationSignal>* return_val) override;
 
     ndk::ScopedAStatus enumerateEnrollments(int32_t cookie) override;
 
@@ -45,7 +50,7 @@
     ndk::ScopedAStatus getAuthenticatorId(int32_t cookie) override;
 
     ndk::ScopedAStatus invalidateAuthenticatorId(int32_t cookie,
-                                    const keymaster::HardwareAuthToken& hat) override;
+                                                 const keymaster::HardwareAuthToken& hat) override;
 
     ndk::ScopedAStatus resetLockout(int32_t cookie,
                                     const keymaster::HardwareAuthToken& hat) override;