Merge "Rename focusGrantToken to inputTransferToken" into main

core/java/android/view/SurfaceControlViewHost.java

core/java/android/view/WindowlessWindowManager.java

.../Shell/src/com/android/wm/shell/common/SystemWindows.java

.../java/com/android/server/wm/BackNavigationController.java

.../java/com/android/server/wm/EmbeddedWindowController.java

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

...core/java/com/android/server/wm/WindowManagerService.java

...rc/com/android/server/wm/SurfaceControlViewHostTests.java