Fix tuner example crash.

Bug: 195717690
Fix: 195717690
Test: atest VtsHalTvTunerTargetTest
Change-Id: Ie1ac0f12f9802ac55f1e35ff8dc7c0c34ccce086
diff --git a/tv/tuner/aidl/default/Frontend.cpp b/tv/tuner/aidl/default/Frontend.cpp
index 438f897..78d8279 100644
--- a/tv/tuner/aidl/default/Frontend.cpp
+++ b/tv/tuner/aidl/default/Frontend.cpp
@@ -28,7 +28,7 @@
 namespace tv {
 namespace tuner {
 
-Frontend::Frontend(FrontendType type, int32_t id, std::shared_ptr<Tuner> tuner) {
+Frontend::Frontend(FrontendType type, int32_t id, Tuner* tuner) {
     mType = type;
     mId = id;
     mTuner = tuner;