动画调用堆栈：

动画调用堆栈：
2019-07-24 11:24:27.725 1032-4346/system_process D/HBH_AppTransition: hbhs AppTransition Log = java.lang.Throwable

at com.android.server.wm.AppTransition.loadAnimation(AppTransition.java:1677)

at com.android.server.wm.AppWindowToken.loadAnimation(AppWindowToken.java:1922)  // 原来在 WMS 中

at com.android.server.wm.AppWindowToken.applyAnimationLocked(AppWindowToken.java:1840)

at com.android.server.wm.AppWindowToken.setVisibility(AppWindowToken.java:435)

at com.android.server.wm.WindowSurfacePlacer.handleClosingApps(WindowSurfacePlacer.java:509)

at com.android.server.wm.WindowSurfacePlacer.handleAppTransitionReadyLocked(WindowSurfacePlacer.java:319)

at com.android.server.wm.RootWindowContainer.performSurfacePlacement(RootWindowContainer.java:615)

at com.android.server.wm.WindowSurfacePlacer.performSurfacePlacementLoop(WindowSurfacePlacer.java:207)

at com.android.server.wm.WindowSurfacePlacer.performSurfacePlacement(WindowSurfacePlacer.java:155)

at com.android.server.wm.WindowSurfacePlacer.performSurfacePlacement(WindowSurfacePlacer.java:145)

at com.android.server.wm.WindowSurfacePlacer.continueLayout(WindowSurfacePlacer.java:136)

at com.android.server.wm.WindowManagerService.continueSurfaceLayout(WindowManagerService.java:2985)

at com.android.server.am.ActivityStack.activityPausedLocked(ActivityStack.java:1588)

at com.android.server.am.ActivityManagerService.activityPaused(ActivityManagerService.java:8444)

at android.app.IActivityManager$Stub.onTransact(IActivityManager.java:224)

at com.android.server.am.ActivityManagerService.onTransact(ActivityManagerService.java:3424)

at android.os.Binder.execTransact(Binder.java:731)