Add NFC host-based card emulation feature.

Change-Id: I699817731cdaf7139daeb10d4e24e376ba66fc8e

data/etc/android.hardware.nfc.hce.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2013 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- This feature indicates that the device supports host-based
+     NFC card emulation -->
+<permissions>
+    <feature name="android.hardware.nfc.hce" />
+</permissions>