Bug 1842102 - Add Supernova branding to AboutDialog. r=aleca

Differential Revision: https://phabricator.services.mozilla.com/D182939

--HG--
extra : amend_source : 9cc29441f48f3823731f7ac6d7e311a382765ccf

mail/base/content/aboutDialog.xhtml

@@ -37,9 +37,11 @@
         <xul:hbox align="baseline">
           <span id="version"></span>
           <a id="releasenotes" class="text-link browser-link" hidden="hidden"
-             data-l10n-id="release-notes-link"></a>
+          data-l10n-id="release-notes-link"></a>
         </xul:hbox>
 
+        <img src="chrome://messenger/skin/icons/new/supernova-logo.webp" alt="" id="supernova-logo"/>
+
         <span id="distribution" class="text-blurb"></span>
         <span id="distributionId" class="text-blurb"></span>
 

mail/branding/nightly/content/aboutDialog.css

@@ -20,6 +20,12 @@
   background-size: 333px auto;
 }
 
+#supernova-logo {
+  height: 28px;
+  width: 86px;
+  margin-block-start: 12px;
+}
+
 #updateDeck > hbox > label:not([class="text-link"]) {
   opacity: 0.6;
 }

mail/branding/thunderbird/content/aboutDialog.css

@@ -20,6 +20,12 @@
   background-size: 260px auto;
 }
 
+#supernova-logo {
+  height: 28px;
+  width: 86px;
+  margin-block-start: 12px;
+}
+
 #updateDeck > hbox > label:not([class="text-link"]) {
   opacity: 0.6;
 }

mail/themes/shared/jar.inc.mn

@@ -727,3 +727,4 @@
   skin/classic/messenger/icons/new/activity/info.svg           (../shared/mail/icons/new/activity/info.svg)
   skin/classic/messenger/icons/new/activity/error.svg          (../shared/mail/icons/new/activity/error.svg)
 
+  skin/classic/messenger/icons/new/supernova-logo.webp          (../shared/mail/icons/new/supernova-logo.webp)