Migrate battery mitigation to Thermal AIDL

Bug: b/269163592
Test: Thermal AIDL service restart test + pmic file test
Change-Id: I4922b0f7c6c2583143fcdd24e3039e17ced4a68b
diff --git a/battery_mitigation/battery_mitigation.cpp b/battery_mitigation/battery_mitigation.cpp
index a7c1fd4..230f297 100644
--- a/battery_mitigation/battery_mitigation.cpp
+++ b/battery_mitigation/battery_mitigation.cpp
@@ -17,6 +17,7 @@
 #define LOG_TAG "battery-mitigation"
 
 #include <battery_mitigation/BatteryMitigation.h>
+#include <android/binder_process.h>
 
 using android::hardware::google::pixel::BatteryMitigation;
 using android::hardware::google::pixel::MitigationConfig;
@@ -73,6 +74,8 @@
 
 int main(int /*argc*/, char ** /*argv*/) {
     auto batteryMitigationStartTime = std::chrono::system_clock::now();
+    ABinderProcess_setThreadPoolMaxThreadCount(1);
+    ABinderProcess_startThreadPool();
     bmSp = new BatteryMitigation(cfg);
     if (!bmSp) {
         return 0;