sm8450-common: udfps: Drop leftover reading of fp vendor

Change-Id: I6c4be210f8f7032192d910e47eca2caa767e7fe8

udfps/UdfpsHandler.cpp

@@ -95,10 +95,6 @@ class XiaomiSm8450UdfpsHander : public UdfpsHandler {
         touch_fd_ = android::base::unique_fd(open(TOUCH_DEV_PATH, O_RDWR));
         disp_fd_ = android::base::unique_fd(open(DISP_FEATURE_PATH, O_RDWR));
 
-        std::string fpVendor = android::base::GetProperty("persist.vendor.sys.fp.vendor", "none");
-        LOG(DEBUG) << __func__ << "fingerprint vendor is: " << fpVendor;
-        isFpcFod = fpVendor == "fpc_fod";
-
         // Thread to notify fingeprint hwmodule about fod presses
         std::thread([this]() {
             int fd = open(FOD_PRESS_STATUS_PATH, O_RDONLY);
@@ -220,7 +216,6 @@ class XiaomiSm8450UdfpsHander : public UdfpsHandler {
     fingerprint_device_t* mDevice;
     android::base::unique_fd touch_fd_;
     android::base::unique_fd disp_fd_;
-    bool isFpcFod;
     uint32_t lastPressX, lastPressY;
 
     void setFingerDown(bool pressed) {