Communicate frame titles to the window manager on Android
* java/org/gnu/emacs/EmacsActivity.java (detachWindow)
(attachWindow): Call updateWmName.
(updateWmName): New function; transfer wm name from the window
attached to the task's description.
* java/org/gnu/emacs/EmacsWindow.java (EmacsWindow)
<wmName>: New field.
(setWmName): New function.
* src/android.c (android_init_emacs_window): Link to new
function.
(android_set_wm_name): New function.
* src/android.h (struct android_emacs_service): Delete unused
entries.
* src/androidfns.c (android_set_name_internal, android_set_name)
(android_implicitly_set_name, android_explicitly_set_name)
(android_set_title): Port from X.
* src/androidterm.c (android_term_init): Compute default frame
title.
* src/androidterm.h (struct android_display_info) <x_id_name>:
New field.
(cherry picked from commit
9443f8145e1db86664a4af318b3bd1448094040e)