Add VR desktop activity structure

remoting/android/java/src/org/chromium/chromoting/CardboardDesktopRenderer.java

+// Copyright 2015 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.chromoting;
+
+import android.content.Context;
+
+import com.google.vrtoolkit.cardboard.CardboardView;
+import com.google.vrtoolkit.cardboard.Eye;
+import com.google.vrtoolkit.cardboard.HeadTransform;
+import com.google.vrtoolkit.cardboard.Viewport;
+
+import javax.microedition.khronos.egl.EGLConfig;
+
+/**
+ * Renderer for Cardboard view.
+ */
+public class CardboardDesktopRenderer implements CardboardView.StereoRenderer {
+    private final Context mActivityContext;
+
+    public CardboardDesktopRenderer(Context context) {
+        mActivityContext = context;
+    }
+
+    @Override
+    public void onSurfaceCreated(EGLConfig config) {
+    }
+
+    @Override
+    public void onSurfaceChanged(int width, int height) {
+    }
+
+    @Override
+    public void onNewFrame(HeadTransform headTransform) {
+    }
+
+    @Override
+    public void onDrawEye(Eye eye) {
+    }
+
+    @Override
+    public void onRendererShutdown() {
+    }
+
+    @Override
+    public void onFinishFrame(Viewport viewport) {
+    }
+}