[CRD iOS] Viewport fling animation

remoting/client/ios/client_gestures.h

Index: remoting/client/ios/client_gestures.h
diff --git a/remoting/client/ios/client_gestures.h b/remoting/client/ios/client_gestures.h
index 45cfff4b464b3123f074b0d103a2a1882b547865..532ffa01aee8a6c1f4692ba30deea49b291f952d 100644
--- a/remoting/client/ios/client_gestures.h
+++ b/remoting/client/ios/client_gestures.h
@@ -36,6 +36,7 @@ typedef NS_ENUM(NSInteger, MouseButton) {
  @private
   UILongPressGestureRecognizer* _longPressRecognizer;
   UIPanGestureRecognizer* _panRecognizer;
+  UIPanGestureRecognizer* _flingRecognizer;
   UIPanGestureRecognizer* _threeFingerPanRecognizer;
   UIPinchGestureRecognizer* _pinchRecognizer;
   UITapGestureRecognizer* _singleTapRecognizer;
@@ -58,6 +59,8 @@ typedef NS_ENUM(NSInteger, MouseButton) {
 - (IBAction)tapGestureTriggered:(UITapGestureRecognizer*)sender;
 // Scroll the view in 2d
 - (IBAction)panGestureTriggered:(UIPanGestureRecognizer*)sender;
+// Handle one finger fling gesture
+- (IBAction)flingGestureTriggered:(UIPanGestureRecognizer*)sender;
 // Right mouse click and drag, moves cursor
 - (IBAction)longPressGestureTriggered:(UILongPressGestureRecognizer*)sender;
 // Right mouse click