Merge "Refine Radio HAL comments." into main am: 5854d8e456

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3331295

Change-Id: Iad22285d61e038f6fc5c5f25ef4c570b6f116351
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/automotive/ivn_android_device/impl/default/src/IvnAndroidDeviceService.cpp b/automotive/ivn_android_device/impl/default/src/IvnAndroidDeviceService.cpp
index 4166fdc..b284205 100644
--- a/automotive/ivn_android_device/impl/default/src/IvnAndroidDeviceService.cpp
+++ b/automotive/ivn_android_device/impl/default/src/IvnAndroidDeviceService.cpp
@@ -24,6 +24,7 @@
 #include <json/json.h>
 
 #include <fstream>
+#include <string>
 
 namespace android {
 namespace hardware {