[REF] mail_tracking: Modified MessagingInitializer inheritance

Refactored MessagingInitializer's Init method so that it does not
conflict with other modules; see original PR:

OCA#1091

Co-authored-by: filoquin <filoquin@gmail.com>

mail_tracking/static/src/models/messaging_initializer.esm.js

@@ -5,73 +5,12 @@ import {registerPatch} from "@mail/model/model_core";
 registerPatch({
     name: "MessagingInitializer",
     recordMethods: {
-        async _init({
-            channels,
-            companyName,
-            current_partner,
-            currentGuest,
-            current_user_id,
-            current_user_settings,
-            hasLinkPreviewFeature,
-            internalUserGroupId,
-            mail_failures = [],
-            menu_id,
-            needaction_inbox_counter = 0,
-            partner_root,
-            public_partners,
-            shortcodes = [],
-            starred_counter = 0,
-            failed_counter = 0,
-        }) {
-            const discuss = this.messaging.discuss;
-            // Partners first because the rest of the code relies on them
-            this._initPartners({
-                currentGuest,
-                current_partner,
-                current_user_id,
-                partner_root,
-                public_partners,
-            });
-            // Mailboxes after partners and before other initializers that might
-            // manipulate threads or messages
-            this._initMailboxes({
-                needaction_inbox_counter,
-                starred_counter,
-                failed_counter,
-            });
-            // Init mail user settings
-            if (current_user_settings) {
-                this.messaging.models["res.users.settings"].insert(
-                    current_user_settings
-                );
-            }
-            // Various suggestions in no particular order
-            this._initCannedResponses(shortcodes);
-            // FIXME: guests should have (at least some) commands available
-            if (!this.messaging.isCurrentUserGuest) {
-                this._initCommands();
-            }
-            // Channels when the rest of messaging is ready
-            if (channels) {
-                await this._initChannels(channels);
-            }
-            if (!this.exists()) {
-                return;
-            }
-            // Failures after channels
-            this._initMailFailures(mail_failures);
-            discuss.update({menu_id});
-            // Company related data
-            this.messaging.update({
-                companyName,
-                hasLinkPreviewFeature,
-                internalUserGroupId,
-            });
+        async _init({failed_counter = 0}) {
+            await this._super(...arguments);
+            this._initFailedMailboxes(failed_counter);
         },
 
-        _initMailboxes({needaction_inbox_counter, starred_counter, failed_counter}) {
-            this.messaging.inbox.update({counter: needaction_inbox_counter});
-            this.messaging.starred.update({counter: starred_counter});
+        _initFailedMailboxes(failed_counter) {
             this.messaging.failedmsg.update({counter: failed_counter});
         },
     },