[WIFI][TREBLE] Uprev Wi-Fi HAL 1.2

In preparation for new feature development - uprev the Wi-Fi Treble HAL
revision from 1.1 to 1.2.

This CL does not contain any functional changes to the HAL itself. Only
updating the revision.

Bug: 65647646
Test: builds and Wi-Fi runs
Change-Id: I8e80e866562a508bf481104a3dbcf2bd8f8015b4
diff --git a/wifi/1.2/default/service.cpp b/wifi/1.2/default/service.cpp
new file mode 100644
index 0000000..2a6c324
--- /dev/null
+++ b/wifi/1.2/default/service.cpp
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android-base/logging.h>
+#include <hidl/HidlTransportSupport.h>
+#include <utils/Looper.h>
+#include <utils/StrongPointer.h>
+
+#include "wifi.h"
+
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+
+int main(int /*argc*/, char** argv) {
+  android::base::InitLogging(argv,
+                             android::base::LogdLogger(android::base::SYSTEM));
+  LOG(INFO) << "Wifi Hal is booting up...";
+
+  configureRpcThreadpool(1, true /* callerWillJoin */);
+
+  // Setup hwbinder service
+  android::sp<android::hardware::wifi::V1_2::IWifi> service =
+      new android::hardware::wifi::V1_2::implementation::Wifi();
+  CHECK_EQ(service->registerAsService(), android::NO_ERROR)
+      << "Failed to register wifi HAL";
+
+  joinRpcThreadpool();
+
+  LOG(INFO) << "Wifi Hal is terminating...";
+  return 0;
+}