fixup! Add TorStrings module for localization

Bug 42305: Tidy up stable strings, ready for new translation CI.

Cherry-picked from Bug 42221: Remove unused strings now that 13.0 is stable.

Plus removed aboutTor.dtd after Bug 41333.

toolkit/torbutton/chrome/locale/en-US/aboutTBUpdate.dtd

@@ -7,9 +7,6 @@
 <!ENTITY aboutTBUpdate.version "Version">
 <!ENTITY aboutTBUpdate.releaseDate "Release Date">
 <!ENTITY aboutTBUpdate.releaseNotes "Release Notes">
-
-<!-- TODO: Remove the entries below when 13.0 becomes stable -->
-<!ENTITY aboutTBUpdate.updated "Tor Browser has been updated.">
 <!-- LOCALIZATION NOTE: the following entities are used to create the link to
   -  obtain more information about the latest update.
   -  The markup on the page looks like this:

toolkit/torbutton/chrome/locale/en-US/aboutTor.dtd

-<!-- Copyright (c) 2022, The Tor Project, Inc.
-   - This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-
-
-<!-- Remove this entire file once stable reaches 13.0 -->
-
-<!ENTITY aboutTor.title "About Tor">
-
-<!ENTITY aboutTor.viewChangelog.label "View Changelog">
-
-<!ENTITY aboutTor.ready.label "Explore. Privately.">
-<!ENTITY aboutTor.ready2.label "You’re ready for the world’s most private browsing experience.">
-<!ENTITY aboutTor.failure.label "Something Went Wrong!">
-<!ENTITY aboutTor.failure2.label "Tor is not working in this browser.">
-
-<!ENTITY aboutTor.search.label "Search with DuckDuckGo">
-<!ENTITY aboutTor.searchDDGPost.link "https://duckduckgo.com">
-
-<!ENTITY aboutTor.torbrowser_user_manual_questions.label "Questions?">
-<!ENTITY aboutTor.torbrowser_user_manual_link.label "Check our Tor Browser Manual »">
-<!-- The next two entities are used within the browser's Help menu. -->
-<!ENTITY aboutTor.torbrowser_user_manual.accesskey "M">
-<!ENTITY aboutTor.torbrowser_user_manual.label "Tor Browser Manual">
-
-<!ENTITY aboutTor.tor_mission.label "The Tor Project is a US 501(c)(3) non-profit organization advancing human rights and freedoms by creating and deploying free and open source anonymity and privacy technologies, supporting their unrestricted availability and use, and furthering their scientific and popular understanding.">
-<!ENTITY aboutTor.getInvolved.label "Get Involved »">
-
-<!ENTITY aboutTor.newsletter.tagline "Get the latest news from Tor straight to your inbox.">
-<!ENTITY aboutTor.newsletter.link_text "Sign up for Tor News.">
-<!ENTITY aboutTor.donationBanner.freeToUse "Tor is free to use because of donations from people like you.">
-<!ENTITY aboutTor.donationBanner.buttonA "Donate Now">
-
-<!ENTITY aboutTor.alpha.ready.label "Test. Thoroughly.">
-<!ENTITY aboutTor.alpha.ready2.label "You’re ready to test the world’s most private browsing experience.">
-<!ENTITY aboutTor.alpha.bannerDescription "Tor Browser Alpha is an unstable version of Tor Browser you can use to preview new features, test their performance and provide feedback before release.">
-<!ENTITY aboutTor.alpha.bannerLink "Report a bug on the Tor Forum">
-
-<!ENTITY aboutTor.nightly.ready.label "Test. Thoroughly.">
-<!ENTITY aboutTor.nightly.ready2.label "You’re ready to test the world’s most private browsing experience.">
-<!ENTITY aboutTor.nightly.bannerDescription "Tor Browser Nightly is an unstable version of Tor Browser you can use to preview new features, test their performance and provide feedback before release.">
-<!ENTITY aboutTor.nightly.bannerLink "Report a bug on the Tor Forum">

toolkit/torbutton/chrome/locale/en-US/settings.properties

@@ -26,8 +26,6 @@ settings.quickstartCheckbox=Always connect automatically
 
 # Bridge settings
 settings.bridgesHeading=Bridges
-# Old description used up to 12.0 - TODO: remove when 12.5 becomes stable:
-settings.bridgesDescription=Bridges help you access the Tor Network in places where Tor is blocked. Depending on where you are, one bridge may work better than another.
 settings.bridgesDescription2=Bridges help you securely access the Tor Network in places where Tor is blocked. Depending on where you are, one bridge may work better than another.
 settings.bridgeLocation=Your location
 settings.bridgeLocationAutomatic=Automatic
@@ -88,15 +86,6 @@ settings.builtinBridgeMeekAzureDescription2=Makes it look like you’re connecte
 settings.bridgeButtonConnect=Connect
 settings.bridgeButtonAccept=OK
 
-# Old dialog strings used up to 12.0 - TODO: remove when 12.5 becomes stable:
-settings.builtinBridgeTitle=Built-In Bridges
-settings.builtinBridgeDescription=Tor Browser includes some specific types of bridges known as “pluggable transports”.
-settings.builtinBridgeObfs4=obfs4
-settings.builtinBridgeObfs4Description=obfs4 is a type of built-in bridge that makes your Tor traffic look random. They are also less likely to be blocked than their predecessors, obfs3 bridges.
-settings.builtinBridgeSnowflakeDescription=Snowflake is a built-in bridge that defeats censorship by routing your connection through Snowflake proxies, ran by volunteers.
-settings.builtinBridgeMeekAzureDescription=meek-azure is a built-in bridge that makes it look like you are using a Microsoft web site instead of using Tor.
-# end
-
 # Request bridges dialog
 settings.requestBridgeDialogTitle=Request Bridge
 settings.submitCaptcha=Submit
@@ -132,7 +121,3 @@ settings.allowedPortsPlaceholder=Comma-separated values
 # Log dialog
 settings.torLogDialogTitle=Tor Logs
 settings.copyLog=Copy Tor Log to Clipboard
-
-# Legacy strings - remove once 12.0 has gone EOL
-settings.provideBridgeTitle=Provide Bridge
-settings.provideBridgeHeader=Enter bridge information from a trusted source

toolkit/torbutton/chrome/locale/en-US/torConnect.properties

@@ -52,12 +52,3 @@ torConnect.autoBootstrappingFailed=Automatic configuration failed
 torConnect.autoBootstrappingAllFailed=None of the configurations we tried worked
 torConnect.cannotDetermineCountry=Unable to determine user country
 torConnect.noSettingsForCountry=No settings available for your location
-
-# Urlbar strings used up to 12.0 - TODO: remove when 12.5 becomes stable:
-torConnect.torNotConnectedConcise=Not Connected
-torConnect.torConnectingConcise=Connecting…
-torConnect.torConnectedConcise=Connected
-
-# connectMessage strings used up to 12.0 - TODO: remove when 12.5 becomes stable:
-torConnect.tryAgainMessage=Tor Browser has failed to establish a connection to the Tor Network
-torConnect.connectMessage=Changes to Tor Settings will not take effect until you connect

toolkit/torbutton/chrome/locale/en-US/torbutton.dtd

@@ -8,9 +8,6 @@
 <!ENTITY torbutton.context_menu.new_circuit_key "C">
 
 <!ENTITY torbutton.circuit_display.title "Tor Circuit">
-<!-- Old circuit display strings used up to 12.0 - remove when 12.5 becomes
-   - stable. -->
-<!ENTITY torbutton.circuit_display.new_circuit "New Circuit for this Site">
 
 <!-- Onion services strings. Strings are kept here for ease of translation. -->
 <!ENTITY torbutton.onionServices.authPrompt.tooltip "Open onion service client authentication prompt">

toolkit/torbutton/chrome/locale/en-US/torbutton.properties

@@ -22,25 +22,6 @@ torbutton.circuit_display.region-guard-node = %S (guard)
 torbutton.circuit_display.new-circuit-guard-description = Your guard node may not change
 torbutton.circuit_display.new-circuit-bridge-description = Your bridge may not change
 
-# Old circuit display strings used up to 12.0 - remove when 12.5 becomes stable:
-torbutton.circuit_display.relay = Relay
-torbutton.circuit_display.unknown_country = Unknown country
-torbutton.circuit_display.guard = Guard
-torbutton.circuit_display.guard_note = Your [Guard] node may not change.
-torbutton.circuit_display.learn_more = Learn more
-torbutton.circuit_display.click_to_copy = Click to Copy
-torbutton.circuit_display.copied = Copied!
-# end
-
-# External app blocker strings used up to 12.0 - TODO: remove when 12.5 becomes stable:
-torbutton.popup.external.title = Download an external file type?
-torbutton.popup.external.app = Tor Browser cannot display this file. You will need to open it with another application.\n\n
-torbutton.popup.external.note = Some types of files can cause applications to connect to the Internet without using Tor.\n\n
-torbutton.popup.external.suggest = To be safe, you should only open downloaded files while offline, or use a Tor Live CD such as Tails.\n
-torbutton.popup.launch = Download file
-torbutton.popup.cancel = Cancel
-torbutton.popup.dontask = Automatically download files from now on
-
 # Download pane warning
 torbutton.download.warning.title = Be careful opening downloads
 # %S will be a link to the Tails operating system website. With the content given by torbutton.download.warning.tails_brand_name
@@ -131,18 +112,3 @@ profileProblemTitle=%S Profile Problem
 profileReadOnly=You cannot run %S from a read-only file system.  Please copy %S to another location before trying to use it.
 profileReadOnlyMac=You cannot run %S from a read-only file system.  Please copy %S to your Desktop or Applications folder before trying to use it.
 profileAccessDenied=%S does not have permission to access the profile. Please adjust your file system permissions and try again.
-
-# New identity warning
-torbutton.popup.no_newnym = Torbutton cannot safely give you a new identity. It does not have access to the Tor Control Port.\n\nAre you running Tor Browser Bundle?
-
-
-## Legacy
-
-# Preferences for mobile: these strings are still referenced, but we should
-# check whether this feature is still used
-torbutton.security_settings.menu.title = Security Settings
-
-# The notification that appears when maximizing the browser with letterboxing disabled
-# TODO: This string is not needed as of 12.5a5, and has a replacement in Base Browser!
-# To be removed when 12.0 will not need new updates.
-torbutton.maximize_warning = Maximizing Tor Browser can allow websites to determine your monitor size, which can be used to track you. We recommend that you leave Tor Browser windows in their original default size.

toolkit/torbutton/chrome/locale/en-US/torlauncher.properties

@@ -59,7 +59,3 @@ torlauncher.bootstrapWarning.pt_missing=missing pluggable transport
 torlauncher.nsresult.NS_ERROR_NET_RESET=The connection to the server was lost.
 torlauncher.nsresult.NS_ERROR_CONNECTION_REFUSED=Could not connect to the server.
 torlauncher.nsresult.NS_ERROR_PROXY_CONNECTION_REFUSED=Could not connect to the proxy.
-
-## 12.5-only strings that can be removed once it goes EOL.
-
-torlauncher.tor_controlconn_failed=Could not connect to Tor control port.