* lisp/international/titdic-cnv.el (pinyin-convert):
Enable lexical-binding in the generated file(s).

* lisp/language/ethio-util.el: Use lexical-binding.
(ethio-tex-to-fidel-buffer): Use `inhibit-read-only`.  Remove unused
vars `p` and `ch`.

* lisp/language/hanja-util.el: Use lexical-binding.

* lisp/language/ind-util.el: Use lexical-binding.
(indian-translate-region): Actually use the `from` and `to` arguments.
(<toplevel>): Use `dlet`.  Remove unused var `current-repertory`.
(indian-2-column-to-ucs-region): Remove unused var `pos`.

* lisp/language/japan-util.el: Use lexical-binding.
(japanese-katakana-region, japanese-hiragana-region)
(japanese-zenkaku-region): Remove unused var `next`.

* lisp/language/korea-util.el: Use lexical-binding.

* lisp/language/lao-util.el: Use lexical-binding.
(lao-composition-function): Remove unused var `glyph`.

* lisp/language/thai-util.el: Use lexical-binding.
(thai-composition-function): Remove unused var `glyph`.

* lisp/language/thai-word.el: Use lexical-binding.
(thai-forward-word): Remove unused var `tail`.

* lisp/language/tibet-util.el: Use lexical-binding.
(tibetan-add-components): Remove unused var `tmp`.
(tibetan-compose-region): Remove unused vars `str`, `result`, `chars`.

* lisp/language/viet-util.el:
* lisp/language/tv-util.el:
* lisp/language/cyril-util.el:
* lisp/language/china-util.el: Use lexical-binding.

* lisp/widget.el:
* lisp/w32-fns.el:
* lisp/textmodes/fill.el:
* lisp/term/common-win.el:
* lisp/scroll-bar.el:
* lisp/rfn-eshadow.el:
* lisp/menu-bar.el:
* lisp/language/tibetan.el:
* lisp/language/thai.el:
* lisp/language/misc-lang.el:
* lisp/language/lao.el:
* lisp/language/korean.el:
* lisp/language/japanese.el:
* lisp/language/indian.el:
* lisp/language/hebrew.el:
* lisp/language/european.el:
* lisp/language/ethiopic.el:
* lisp/language/english.el:
* lisp/language/cyrillic.el:
* lisp/language/chinese.el:
* lisp/jka-cmpr-hook.el:
* lisp/international/ucs-normalize.el:
* lisp/international/mule.el:
* lisp/international/mule-conf.el:
* lisp/international/iso-transl.el:
* lisp/international/fontset.el:
* lisp/international/characters.el:
* lisp/format.el:
* lisp/facemenu.el:
* lisp/electric.el:
* lisp/dos-w32.el:
* lisp/dos-fns.el:
* lisp/disp-table.el:
* lisp/cus-face.el:
* lisp/composite.el:
* lisp/bindings.el:
* admin/unidata/blocks.awk:
* admin/charsets/eucjp-ms.awk:
* admin/charsets/cp51932.awk: Use `lexical-binding`.

Run "TZ=UTC0 admin/update-copyright".

* lisp/language/hebrew.el (hebrew): Add CGJ U+034F to the
combining characters supported in Hebrew compositions. (Bug#41645)

Run "TZ=UTC0 admin/update-copyright $(git ls-files)".

* lisp/language/hebrew.el (base): Include precomposed
Hebrew characters from the Alphabetic Presentation Forms in
the composition patterns.  (Bug#36171)

Run 'TZ=UTC0 admin/update-copyright $(git ls-files)'.