Fix tuner example crash.

Bug: 195717690
Fix: 195717690
Test: atest VtsHalTvTunerTargetTest
Change-Id: Ie1ac0f12f9802ac55f1e35ff8dc7c0c34ccce086
diff --git a/tv/tuner/aidl/default/Dvr.cpp b/tv/tuner/aidl/default/Dvr.cpp
index 9eadb8c..7c9c44c 100644
--- a/tv/tuner/aidl/default/Dvr.cpp
+++ b/tv/tuner/aidl/default/Dvr.cpp
@@ -31,8 +31,7 @@
 
 #define WAIT_TIMEOUT 3000000000
 
-Dvr::Dvr(DvrType type, uint32_t bufferSize, const std::shared_ptr<IDvrCallback>& cb,
-         std::shared_ptr<Demux> demux) {
+Dvr::Dvr(DvrType type, uint32_t bufferSize, const std::shared_ptr<IDvrCallback>& cb, Demux* demux) {
     mType = type;
     mBufferSize = bufferSize;
     mCallback = cb;