Prepare for a type-safe OnceKey
Add an opaque OnceKey type and use it for all calls to Once in
build/soong. A future patch will convert the arguments to
Once* to OnceKey once users outside build/soong have been updated.
Test: onceper_test.go
Change-Id: Ifcb338e6e603e804e507203c9508d30ffb2df966
diff --git a/java/hiddenapi.go b/java/hiddenapi.go
index 983daa7..c7eac73 100644
--- a/java/hiddenapi.go
+++ b/java/hiddenapi.go
@@ -121,7 +121,7 @@
hiddenAPISaveDexInputs(ctx, dexInput)
}
-const hiddenAPIOutputsKey = "hiddenAPIOutputsKey"
+var hiddenAPIOutputsKey = android.NewOnceKey("hiddenAPIOutputsKey")
var hiddenAPIOutputsLock sync.Mutex