cosmetic changes

Test: m nothing
Bug: N/A
Change-Id: Ia74a09a6ee42560562e2e1a15e972860e77a5724
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index 8834c11..33b67ab 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -938,12 +938,12 @@
 		// Use host platform, which is currently hardcoded to be x86_64.
 		arch = "x86_64"
 	}
-	os := key.configKey.osType.Name
-	if len(os) == 0 || os == "common_os" || os == "linux_glibc" {
+	osName := key.configKey.osType.Name
+	if len(osName) == 0 || osName == "common_os" || osName == "linux_glibc" {
 		// Use host OS, which is currently hardcoded to be linux.
-		os = "linux"
+		osName = "linux"
 	}
-	return arch + "|" + os
+	return arch + "|" + osName
 }
 
 func GetConfigKey(ctx BaseModuleContext) configKey {