Revert^2 "Move keymint to android.hardware.security."

1ffcdebadd7229af65c575dc1271084b17fe42d7

Bug: 175345910
Bug: 171429297
Exempt-From-Owner-Approval: re-landing topic with no changes in this CL.
Change-Id: I691cad252f188b54a8076589d9955774d74d4729
diff --git a/security/keymint/aidl/Android.bp b/security/keymint/aidl/Android.bp
new file mode 100644
index 0000000..b5adac9
--- /dev/null
+++ b/security/keymint/aidl/Android.bp
@@ -0,0 +1,21 @@
+aidl_interface {
+    name: "android.hardware.security.keymint",
+    vendor_available: true,
+    srcs: [
+        "android/hardware/security/keymint/*.aidl",
+    ],
+    stability: "vintf",
+    backend: {
+        java: {
+            sdk_version: "module_current",
+        },
+        ndk: {
+            vndk: {
+                enabled: true,
+            },
+        },
+        rust: {
+            enabled: true,
+        },
+    },
+}