Add x86_64

Change-Id: Ib0f31d147546ae187697867c6a0b937266bb9b39
diff --git a/Android.bp b/Android.bp
index 4f40090..b8db146 100644
--- a/Android.bp
+++ b/Android.bp
@@ -124,6 +124,7 @@
         "cc/arm_device.go",
         "cc/arm64_device.go",
         "cc/x86_device.go",
+        "cc/x86_64_device.go",
 
         "cc/x86_darwin_host.go",
         "cc/x86_linux_host.go",