Merge "Drop "prebuilt_" prefixes from names registered in ApexInfo.InApexXxx."

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1719298

Bug: 180325915
Change-Id: I1fd96bad2326612d153fed31308914902f58d3ec
Merged-In: Icbe4e025ce1a4c8dd258ff95d326ca2f27905188
(cherry picked from commit f4c44417a3c769be884ee1c2bdcd95689b5cecb4)
diff --git a/apex/prebuilt.go b/apex/prebuilt.go
index bdd4079..f0eee6c 100644
--- a/apex/prebuilt.go
+++ b/apex/prebuilt.go
@@ -227,10 +227,11 @@
 	})
 
 	// Create an ApexInfo for the prebuilt_apex.
+	apexVariationName := android.RemoveOptionalPrebuiltPrefix(mctx.ModuleName())
 	apexInfo := android.ApexInfo{
-		ApexVariationName: android.RemoveOptionalPrebuiltPrefix(mctx.ModuleName()),
-		InApexVariants:    []string{mctx.ModuleName()},
-		InApexModules:     []string{mctx.ModuleName()},
+		ApexVariationName: apexVariationName,
+		InApexVariants:    []string{apexVariationName},
+		InApexModules:     []string{apexVariationName},
 		ApexContents:      []*android.ApexContents{apexContents},
 		ForPrebuiltApex:   true,
 	}