WIP : Generic Sensor API implementation

device/sensors/android/java/src/org/chromium/device/sensors/SensorFactoryImpl.java

Index: device/sensors/android/java/src/org/chromium/device/sensors/SensorFactoryImpl.java
diff --git a/device/sensors/android/java/src/org/chromium/device/sensors/SensorFactoryImpl.java b/device/sensors/android/java/src/org/chromium/device/sensors/SensorFactoryImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..b29b81da63249bd4e4aa345fe90cfee317d09245
--- /dev/null
+++ b/device/sensors/android/java/src/org/chromium/device/sensors/SensorFactoryImpl.java
@@ -0,0 +1,43 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.device.sensors;
+
+import android.content.Context;
+
+import org.chromium.mojo.bindings.Callbacks;
+import org.chromium.mojo.bindings.InterfaceRequest;
+import org.chromium.mojo.system.MojoException;
+import org.chromium.mojom.device.sensors.Sensor;
+import org.chromium.mojom.device.sensors.SensorFactory;
+import org.chromium.mojom.device.sensors.Result;
+
+/**
+ * Android implementation of SensorFactory mojo service
+ * device/sensors/sensor_factory.mojom
+ */
+public final class SensorFactoryImpl implements SensorFactory {
+    private final Context mContext;
+
+    public SensorFactoryImpl(Context context) {
+        mContext = context;
+    }
+
+    @Override
+    public void createSensor(int type, InterfaceRequest<Sensor> request, CreateSensorResponse callback) {
+        SensorFactoryImpl_Internal impl = SensorFactoryImpl_Internal.getInstance(mContext);
+        impl.createSensor(type, request, callback);
+    }
+
+    @Override
+    public void close() {
+        // TODO(shalamov): make SensorFactoryImpl_Internal ref counted, decrease ref here
+        // when refcount is 0, invalidate singleton.
+    }
+
+    @Override
+    public void onConnectionError(MojoException e) {
+        close();
+    }
+}