Migrate WebVR Cardboard implementation to GVR

device/vr/android/java/src/org/chromium/device/vr/GoogleVRDeviceProvider.java

+// Copyright 2015 The Chromium Authors. All rights reserved.

[bshe, 2016/08/08 21:43:40]

2016 :)

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.device.vr;
+
+import android.content.Context;
+
+import com.google.vr.ndk.base.GvrLayout;
+
+import org.chromium.base.annotations.CalledByNative;
+import org.chromium.base.annotations.JNINamespace;
+
+/**
+ * This is the implementation of the C++ counterpart GoogleVRDeviceProvider.
+ */
+@JNINamespace("device")
+class GoogleVRDeviceProvider {
+    private static final String TAG = "GoogleVRDeviceProvider";
+    private final GvrLayout mLayout;
+
+    private GoogleVRDeviceProvider(Context context) {
+        mLayout = new GvrLayout(context);
+    }
+
+    @CalledByNative
+    private static GoogleVRDeviceProvider create(Context context) {
+        return new GoogleVRDeviceProvider(context);
+    }
+
+    @CalledByNative
+    private long getNativeContext() {
+        return mLayout.getGvrApi().getNativeGvrContext();
+    }
+
+    @CalledByNative
+    private void shutdown() {
+        mLayout.shutdown();
+    }
+}