libhidlmemory: Add host support

Host Support on libhidlmemory is needed to enable
host support on libstagefright_mpeg2support

Test: Build libhidlmemory on host
Bug: 151789773

Change-Id: I1bb63a78fa0ed7b9761f056c26f24d3b32d7f7a6
diff --git a/libhidlmemory/Android.bp b/libhidlmemory/Android.bp
index bafb3ef..5828e9a 100644
--- a/libhidlmemory/Android.bp
+++ b/libhidlmemory/Android.bp
@@ -15,6 +15,13 @@
 cc_library {
     name: "libhidlmemory",
     vendor_available: true,
+    // Host support is needed for testing only
+    host_supported: true,
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
     vndk: {
         enabled: true,
         support_system_process: true,