[CRD iOS] Viewport fling animation

remoting/client/ios/session/remoting_client.mm

Index: remoting/client/ios/session/remoting_client.mm
diff --git a/remoting/client/ios/session/remoting_client.mm b/remoting/client/ios/session/remoting_client.mm
index 3338641dd05570114f7838f6be232c2789727f7d..93da0851c1d16d0b72d3e0a0f64ec5b1bbda8a8c 100644
--- a/remoting/client/ios/session/remoting_client.mm
+++ b/remoting/client/ios/session/remoting_client.mm
@@ -119,7 +119,6 @@ NSString* const kHostSessionPin = @"kHostSessionPin";
       _sessonDelegate->GetWeakPtr(), [_displayHandler CreateCursorShapeStub],
       [_displayHandler CreateVideoRenderer], audioPlayer, info,
       client_auth_config));
-  _session->Connect();
 
   __weak GlDisplayHandler* weakDisplayHandler = _displayHandler;
   _gestureInterpreter.reset(new remoting::GestureInterpreter(
@@ -127,6 +126,8 @@ NSString* const kHostSessionPin = @"kHostSessionPin";
         [weakDisplayHandler onPixelTransformationChanged:matrix];
       }),
       _session.get()));
+
+  _session->Connect();
 }
 
 - (void)disconnectFromHost {
@@ -230,9 +231,11 @@ NSString* const kHostSessionPin = @"kHostSessionPin";
 #pragma mark - GlDisplayHandlerDelegate
 
 - (void)canvasSizeChanged:(CGSize)size {
-  if (_gestureInterpreter) {

[Yuwei, 2017/05/10 06:53:03]

Removed the check since canvasSizeChanged will only be called after
|_gestureInterpreter| is created.

-    _gestureInterpreter->OnDesktopSizeChanged(size.width, size.height);
-  }
+  _gestureInterpreter->OnDesktopSizeChanged(size.width, size.height);
+}
+
+- (void)rendererTicked {
+  _gestureInterpreter->ProcessAnimations();
 }
 
 @end