--- a/mail/themes/osx/jar.mn
+++ b/mail/themes/osx/jar.mn
@@ -171,21 +171,18 @@ classic.jar:
   skin/classic/messenger/icons/exclude-selected.png              (mail/icons/exclude-selected.png)
   skin/classic/messenger/icons/group-background.gif              (mail/icons/group-background.gif)
   skin/classic/messenger/icons/blacklist.svg                     (../shared/mail/icons/blacklist.svg)
   skin/classic/messenger/icons/cert-error.svg                    (../shared/mail/icons/cert-error.svg)
   skin/classic/messenger/icons/correspondents.svg                (../shared/mail/icons/correspondents.svg)
   skin/classic/messenger/icons/extensionGeneric.svg              (../shared/mail/icons/extensionGeneric.svg)
   skin/classic/messenger/icons/mail-toolbar.svg                  (../shared/mail/icons/mail-toolbar.svg)
   skin/classic/messenger/icons/mail-toolbar-osxlion.svg          (../shared/mail/icons/mail-toolbar-osxlion.svg)
-  skin/classic/messenger/icons/message-mail-attach.png           (mail/icons/message-mail-attach.png)
-  skin/classic/messenger/icons/message-mail-imapdelete.png       (mail/icons/message-mail-imapdelete.png)
-  skin/classic/messenger/icons/message-mail-new.png              (mail/icons/message-mail-new.png)
   skin/classic/messenger/icons/message-mail.png                  (mail/icons/message-mail.png)
-  skin/classic/messenger/icons/message-news-new.png              (mail/icons/message-news-new.png)
+  skin/classic/messenger/icons/message-mail@2x.png               (mail/icons/message-mail@2x.png)
   skin/classic/messenger/icons/multicolor.png                    (mail/icons/multicolor.png)
   skin/classic/messenger/icons/toolbarbutton-arrow.png           (../shared/mail/icons/toolbarbutton-arrow.png)
   skin/classic/messenger/icons/toolbarbutton-arrow@2x.png        (../shared/mail/icons/toolbarbutton-arrow@2x.png)
   skin/classic/messenger/icons/toolbarbutton-arrow-inverted.png  (../shared/mail/icons/toolbarbutton-arrow-inverted.png)
   skin/classic/messenger/icons/toolbarbutton-arrow-inverted@2x.png (../shared/mail/icons/toolbarbutton-arrow-inverted@2x.png)
   skin/classic/messenger/icons/search-indicator.png              (mail/icons/search-indicator.png)
   skin/classic/messenger/icons/search-indicator@2x.png           (mail/icons/search-indicator@2x.png)
   skin/classic/messenger/icons/secure.png                        (mail/icons/secure.png)

deleted file mode 100644
index bc0752568b5dcc431b0d2309cec1f3ebd3932308..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
GIT binary patch
literal 0
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deleted file mode 100644
index 96dc9b433682cd456bf4569d8c66f73c389be945..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
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literal 0
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deleted file mode 100644
index 45bf5df8650f3b38e1ed11269013985aadb21033..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
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literal 0
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index 43ce17da0b662e05cf95d3cfba1dcec726449ed4..63960fe0f30f00d51ecd99b993f0c3e67fddb2dd
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index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..3bffd42914b75b04126045eab35aa0e2fe1894ea
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--- a/mail/themes/osx/mail/mailWindow1.css
+++ b/mail/themes/osx/mail/mailWindow1.css
@@ -213,21 +213,23 @@ splitter {
 
 .tabmail-tab[type="message"] {
   list-style-image: url("chrome://messenger/skin/icons/message-mail.png");
 }
 
 .tabmail-tab[type="message"][IsFeedMessage] {
   list-style-image: url("chrome://messenger-newsblog/skin/rss-feed.png");
   -moz-image-region: rect(0 16px 16px 0);
-  width: 16px;
-  height: 16px;
 }
 
 @media (min-resolution: 2dppx) {
+  .tabmail-tab[type="message"] {
+    list-style-image: url("chrome://messenger/skin/icons/message-mail@2x.png");
+  }
+
   .tabmail-tab[type="message"][IsFeedMessage] {
     list-style-image: url("chrome://messenger-newsblog/skin/rss-feed@2x.png");
     -moz-image-region: rect(0 32px 32px 0);
   }
 }
 
 .telemetry-text-link {
   color: #fff;