Remove timeout from IFingerprint generateChallenge

Bug: 181699471
Test: atest VtsHalBiometricsFingerprintTargetTest
Change-Id: I30e3ff213e34354310b77c9cffad3c46c3256dc7
diff --git a/biometrics/fingerprint/aidl/default/Session.cpp b/biometrics/fingerprint/aidl/default/Session.cpp
index f6a0314..9e6ac77 100644
--- a/biometrics/fingerprint/aidl/default/Session.cpp
+++ b/biometrics/fingerprint/aidl/default/Session.cpp
@@ -60,13 +60,13 @@
     return mCurrentState == SessionState::CLOSED;
 }
 
-ndk::ScopedAStatus Session::generateChallenge(int32_t cookie, int32_t timeoutSec) {
+ndk::ScopedAStatus Session::generateChallenge(int32_t cookie) {
     LOG(INFO) << "generateChallenge";
     scheduleStateOrCrash(SessionState::GENERATING_CHALLENGE);
 
-    mWorker->schedule(Callable::from([this, cookie, timeoutSec] {
+    mWorker->schedule(Callable::from([this, cookie] {
         enterStateOrCrash(cookie, SessionState::GENERATING_CHALLENGE);
-        mEngine->generateChallengeImpl(mCb.get(), timeoutSec);
+        mEngine->generateChallengeImpl(mCb.get());
         enterIdling(cookie);
     }));