Use defaultPassthroughServiceImplementation.

Bug: 32279541
Bug: 32282345

Test: mma
Change-Id: Ic0222963c99bea41de7637e5f20c19d7c541cb97
diff --git a/vibrator/1.0/default/service.cpp b/vibrator/1.0/default/service.cpp
index a4a7132..064e1e2 100644
--- a/vibrator/1.0/default/service.cpp
+++ b/vibrator/1.0/default/service.cpp
@@ -14,46 +14,13 @@
  * limitations under the License.
  */
 #define LOG_TAG "android.hardware.vibrator@1.0-service"
-#include <utils/Log.h>
-
-#include <iostream>
-#include <unistd.h>
 
 #include <android/hardware/vibrator/1.0/IVibrator.h>
+#include <hidl/LegacySupport.h>
 
-#include <hidl/IServiceManager.h>
-#include <hwbinder/IPCThreadState.h>
-#include <hwbinder/ProcessState.h>
-#include <utils/Errors.h>
-#include <utils/StrongPointer.h>
-
-using android::sp;
-
-// libhwbinder:
-using android::hardware::IPCThreadState;
-using android::hardware::ProcessState;
-
-// Generated HIDL files
 using android::hardware::vibrator::V1_0::IVibrator;
+using android::hardware::defaultPassthroughServiceImplementation;
 
 int main() {
-    ALOGI("Service is starting.");
-    const char instance[] = "vibrator";
-    ALOGI("Retrieving default implementation of instance %s.",
-          instance);
-    android::sp<IVibrator> service = IVibrator::getService(instance, true);
-    if (service.get() == nullptr) {
-        ALOGE("IVibrator::getService returned NULL, exiting");
-        return -1;
-    }
-    ALOGI("Default implementation using %s is %s",
-          instance, (service->isRemote() ? "REMOTE" : "LOCAL"));
-    LOG_FATAL_IF(service->isRemote(), "Implementation is REMOTE!");
-    ALOGI("Registering instance %s.", instance);
-    service->registerAsService(instance);
-    ALOGI("Ready.");
-
-    ProcessState::self()->setThreadPoolMaxThreadCount(0);
-    ProcessState::self()->startThreadPool();
-    IPCThreadState::self()->joinThreadPool();
+    return defaultPassthroughServiceImplementation<IVibrator>("vibrator");
 }