Prevent GKI APEXes to write to $OUT/apex.

Multiple GKI APEXes may write to the same path
under $OUT/apex. Prevent it.

Fixes: 162366062
Test: build GKI APEX

Change-Id: I1b19870b10d6da2a85c3f7b9d93408d3a0fe90bc
diff --git a/apex/androidmk.go b/apex/androidmk.go
index 82a902b..082aa60 100644
--- a/apex/androidmk.go
+++ b/apex/androidmk.go
@@ -50,6 +50,11 @@
 		return moduleNames
 	}
 
+	// b/162366062. Prevent GKI APEXes to emit make rules to avoid conflicts.
+	if strings.HasPrefix(apexName, "com.android.gki.") && apexType != flattenedApex {
+		return moduleNames
+	}
+
 	// b/140136207. When there are overriding APEXes for a VNDK APEX, the symbols file for the overridden
 	// APEX and the overriding APEX will have the same installation paths at /apex/com.android.vndk.v<ver>
 	// as their apexName will be the same. To avoid the path conflicts, skip installing the symbol files