Exposing Context Hub service.

Adding the Context hub service. This is the service that exposes
the context hub HAL to the system. The API exposed is a System API.

Change-Id: I854141714ecd21f6386e6b15b7bc9a997483ccf6
diff --git a/services/core/java/com/android/server/ContextHubSystemService.java b/services/core/java/com/android/server/ContextHubSystemService.java
new file mode 100644
index 0000000..1b85632
--- /dev/null
+++ b/services/core/java/com/android/server/ContextHubSystemService.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+package com.android.server;
+
+import android.hardware.location.ContextHubService;
+import android.content.Context;
+import android.util.Log;
+
+class ContextHubSystemService extends SystemService {
+    private static final String TAG = "ContextHubSystemService";
+    private final ContextHubService mContextHubService;
+
+    public ContextHubSystemService(Context context) {
+        super(context);
+        mContextHubService = new ContextHubService(context);
+    }
+
+    @Override
+    public void onStart() {
+    }
+
+    @Override
+    public void onBootPhase(int phase) {
+        if (phase == SystemService.PHASE_SYSTEM_SERVICES_READY) {
+            Log.d(TAG, "onBootPhase: PHASE_SYSTEM_SERVICES_READY");
+            publishBinderService(ContextHubService.CONTEXTHUB_SERVICE, mContextHubService);
+        }
+    }
+}