Merge "Call syncInputWindows after calling transferTouchFocus" into qt-dev

am: 7efce5e143

Change-Id: I7ee6a48446eea34956f33e330636a5e7884a484e

services/core/java/com/android/server/wm/DragState.java

@@ -176,6 +176,8 @@ class DragState {
         mTransaction.transferTouchFocus(mTransferTouchFromToken, h.token);
         mTransferTouchFromToken = null;
 
+        // syncInputWindows here to ensure the input channel isn't removed before the transfer.
+        mTransaction.syncInputWindows();
         mTransaction.apply();
     }