Double hyphenate internal ERC 5.6 text props

Double hyphenate internal ERC 5.6 text props

* lisp/erc/erc-fill.el (erc-fill, erc-fill-static,
erc-fill--wrap-continued-message-p, erc-fill-wrap,
erc-fill--wrap-rejigger-region): Add second hyphen to "msg prop" text
properties.  Rename `erc-speaker' to `erc--speaker'.
* lisp/erc/erc-goodies.el (erc--command-indicator-display): Rename
`erc-msg' to `erc--msg'.
* lisp/erc/erc-stamp.el (erc-stamp--current-time, erc-add-timestamp,
erc-stamp-prefix-log-filter, erc-stamp--lr-date-on-pre-modify,
erc-munge-invisibility-spec, erc-stamp--add-csf-on-post-modify,
erc-stamp--on-clear-message, erc-echo-timestamp, erc--echo-ts-csf):
Rename "msg props" with second hyphen.
* lisp/erc/erc-track.el (erc-track--skipped-msgs,
erc-track-modified-channels): Rename "msg prop" text properties with
second hyphen.
* lisp/erc/erc.el (erc--msg-props): Update doc with double-hyphenated
"msg prop" names.
(erc--send-action-display erc--get-inserted-msg-bounds,
erc--traverse-inserted, erc-insert-line, erc-display-line,
erc--ranked-properties, erc-display-message, erc--get-speaker-bounds,
erc-process-ctcp-query, erc-display-msg): Update all "msg prop" names
to have two hyphens.
(erc--send-action-display, erc--own-property-names,
erc--get-speaker-bounds, erc-format-privmessage, erc-format-my-nick,
erc-ctcp-query-ACTION): Rename `erc-speaker' to `erc--speaker'.
* test/lisp/erc/erc-scenarios-display-message.el
(erc-scenarios-display-message--multibuf): Double hyphenate "msg prop"
text properties.
* test/lisp/erc/erc-scenarios-match.el
(erc-scenarios-match--hide-fools/stamp-both/fill-wrap,
erc-scenarios-match--hide-fools/stamp-both/fill-wrap/speak,
erc-scenarios-match--stamp-both-invisible-fill-static): Update "msg
prop" names.
* test/lisp/erc/erc-scenarios-stamp.el
(erc-scenarios-stamp--on-post-modify,
erc-scenarios-stamp--left/display-margin-mode,
erc-scenarios-stamp--legacy-date-stamps,
erc-scenarios-stamp--on-insert-modify,
erc-scenarios-stamp--date-mode/left-and-right): Add second hyphen to
all "msg props". Rename `erc-speaker' to `erc--speaker'.
* test/lisp/erc/erc-stamp-tests.el (erc-echo-timestamp): Rename "msg
prop".
* test/lisp/erc/erc-tests.el (erc--get-inserted-msg-bounds,
erc--delete-inserted-message, erc--order-text-properties-from-hash,
erc--route-insertion): Rename "msg props" with second hyphen.
(erc-format-privmessage): Rename `erc-speaker' to `erc--speaker'.
(Bug#60936)  (Bug#67677)
; * test/lisp/erc/resources/fill/snapshots/merge-01-start.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/merge-02-right.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/merge-wrap-01.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/merge-wrap-indicator-post-01.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/merge-wrap-indicator-pre-01.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/monospace-01-start.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/monospace-02-right.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/monospace-03-left.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/monospace-04-reset.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/spacing-01-mono.eld:
; Add second hyphen to msg props.
; * test/lisp/erc/resources/fill/snapshots/stamps-left-01.eld:
; Add second hyphen to msg props.