Make a copy of DeviceProfile before updating its insets

Change-Id: Ic0fb6dd103ac7af810373c8454cb0bad84e7fddd

quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java

@@ -487,6 +487,7 @@ public class WindowTransformSwipeHandler<T extends BaseDraggingActivity> {
                         // not valid immediately after rotation, just use the stable insets for now
                         Rect insets = new Rect();
                         WindowManagerWrapper.getInstance().getStableInsets(insets);
+                        dp = dp.copy(mContext);
                         dp.updateInsets(insets);
                     }