[REF] mail,web: unique Spinner template in base.xml

addons/mail/static/src/js/chatter.js

@@ -354,7 +354,7 @@ var Chatter = form_common.AbstractField.extend({
         // Empty thread and display a spinner after 1s to indicate that it is loading
         this.thread.$el.empty();
         web_utils.reject_after(web_utils.delay(1000), fetch_def).then(function () {
-            self.thread.$el.append(QWeb.render('mail.ChatterSpinner', {}));
+            self.thread.$el.append(QWeb.render('Spinner'));
         });
 
         return fetch_def.then(function (raw_messages) {

addons/mail/static/src/js/systray.js

@@ -84,7 +84,7 @@ var MessagingMenu = Widget.extend({
         var self = this;
 
         // Display spinner while waiting for channels preview
-        this.$channels_preview.html(QWeb.render('mail.chat.Spinner'));
+        this.$channels_preview.html(QWeb.render('Spinner'));
 
         chat_manager.is_ready.then(function () {
             var channels = _.filter(chat_manager.get_channels(), function (channel) {

addons/mail/static/src/xml/chatter.xml

@@ -64,8 +64,4 @@
         </div>
     </t>
 
-    <t t-name="mail.ChatterSpinner">
-        <div class="o_spinner"> <span class="fa fa-spinner fa-spin"/> </div>
-    </t>
-
 </templates>

addons/mail/static/src/xml/systray.xml

@@ -52,9 +52,5 @@
         </t>
     </t>
 
-    <t t-name="mail.chat.Spinner">
-        <div class="o_spinner"> <i class="fa fa-spinner fa-spin"/> </div>
-    </t>
-
 </templates>
 

addons/web/static/src/xml/base.xml

@@ -1180,6 +1180,9 @@
         <div class="oe_throbber_message" style="color:white"></div>
     </div>
 </t>
+<t t-name="Spinner">
+    <div class="o_spinner"><i class="fa fa-spinner fa-spin"/></div>
+</t>
 <t t-name="M2ODialog">
     <div>
         <p/>