[Remoting Android] Cursor & Cursor Feedback for OpenGL Renderer

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

 // 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.chromoting;
 
 import android.graphics.Point;
 import android.view.SurfaceHolder;
 
 import org.chromium.chromoting.jni.Client;
@@ skipping 13 matching lines @@
         super(desktop, client);
         Preconditions.notNull(display);
         mDisplay = display;
 
         getHolder().addCallback(this);
     }
 
     @Override
     public void showInputFeedback(InputFeedbackType feedbackToShow, Point pos) {
         float diameter;
+        // TODO(yuweih): diameter (and radius in DesktopView) should be defined in dp so that it is
+        // DPI independent.
         switch (feedbackToShow) {
             case LARGE_ANIMATION:
                 diameter = 320.f;
                 break;
             case SMALL_ANIMATION:
                 diameter = 80.f;
                 break;
             default:
                 return;
         }
@@ skipping 72 matching lines @@
     @Override
     public void surfaceDestroyed(SurfaceHolder holder) {
         // GlDisplay's life time spans to the whole session while GlDesktopView may be created and
         // destroyed for multiple times (say when the phone is rotated). It is important to remove
         // the listeners when the surface is about to be destroyed.
         mDisplay.onHostSizeChanged().remove(mOnHostSizeChangedListenerKey);
         mDisplay.onCanvasRendered().remove(mOnCanvasRenderedListenerKey);
         mDisplay.surfaceDestroyed();
     }
 }