[Remoting Android] Use floating point coords for rendering the cursor

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.graphics.PointF;
 import android.view.SurfaceHolder;
 
 import org.chromium.chromoting.jni.Client;
 import org.chromium.chromoting.jni.GlDisplay;
 
 /**
  * The user interface for viewing and interacting with a specific remote host. Uses OpenGL to draw
  * the desktop and cursor. Should be used entirely on the UI thread.
  */
 public class GlDesktopView extends AbstractDesktopView implements SurfaceHolder.Callback {
@@ skipping 13 matching lines @@
             @Override
             public void run(Void p) {
                 mInputHandler.processAnimation();
             }
         };
 
         getHolder().addCallback(this);
     }
 
     @Override
-    public void showInputFeedback(InputFeedbackType feedbackToShow, Point pos) {
+    public void showInputFeedback(InputFeedbackType feedbackToShow, PointF pos) {
         float diameter = getFeedbackRadius(feedbackToShow) * 2.0f;
         if (diameter <= 0.0f) {
             return;
         }
         float scaleFactor = mRenderData.transform.mapRadius(1);
         mDisplay.showCursorInputFeedback(pos.x, pos.y, diameter / scaleFactor);
     }
 
     @Override
     public void transformationChanged() {
         if (mRenderData.imageHeight == 0 || mRenderData.imageWidth == 0
                 || mRenderData.screenHeight == 0 || mRenderData.screenWidth == 0) {
             return;
         }
         float[] matrix = new float[9];
         mRenderData.transform.getValues(matrix);
         mDisplay.pixelTransformationChanged(matrix);
     }
 
     @Override
     public void cursorMoved() {
-        Point cursorPosition = mRenderData.getCursorPosition();
+        PointF cursorPosition = mRenderData.getCursorPosition();
         mDisplay.cursorPixelPositionChanged(cursorPosition.x, cursorPosition.y);
     }
 
     @Override
     public void cursorVisibilityChanged() {
         mDisplay.cursorVisibilityChanged(mRenderData.drawCursor);
     }
 
     @Override
     public void setAnimationEnabled(boolean enabled) {
@@ skipping 42 matching lines @@
         // the listeners when the surface is about to be destroyed.
         if (mOnHostSizeChangedListenerKey != null) {
             mDisplay.onHostSizeChanged().remove(mOnHostSizeChangedListenerKey);
         }
         if (mOnCanvasRenderedListenerKey != null) {
             mDisplay.onCanvasRendered().remove(mOnCanvasRenderedListenerKey);
         }
         mDisplay.surfaceDestroyed();
     }
 }