Add init() to avoid crash when creating ref in constructor.

This reverts commit 50899fb2696d2bb98a4807a237e124f566293f57.

Bug: 195717690
Fix: 195717690
Test: atest VtsHalTvTunerTargetTest
Change-Id: Icae435f1166e6cf2e2f235979e3d1d37d182d517
diff --git a/tv/tuner/aidl/default/service.cpp b/tv/tuner/aidl/default/service.cpp
index 649b763..ac8d779 100644
--- a/tv/tuner/aidl/default/service.cpp
+++ b/tv/tuner/aidl/default/service.cpp
@@ -28,6 +28,7 @@
 int main() {
     ABinderProcess_setThreadPoolMaxThreadCount(8);
     std::shared_ptr<Tuner> tuner = ndk::SharedRefBase::make<Tuner>();
+    tuner->init();
 
     const std::string instance = std::string() + Tuner::descriptor + "/default";
     binder_status_t status = AServiceManager_addService(tuner->asBinder().get(), instance.c_str());