Add apex name to service

Passed apex file name to service. The file name will be parsed
to determine 1) whether the service is from an apex; 2) apex name

Bug: 236090201

Change-Id: I2c292c0c067f4bf44bb25b1f80e4f972b94f7258
diff --git a/init/util.h b/init/util.h
index 099b9ee..daec470 100644
--- a/init/util.h
+++ b/init/util.h
@@ -107,5 +107,7 @@
 
 bool IsMicrodroid();
 bool Has32BitAbi();
+
+std::string GetApexNameFromFileName(const std::string& path);
 }  // namespace init
 }  // namespace android