Made gtk-network icon native

theme/editor/editorPrimaryToolbar.css

@@ -42,12 +42,12 @@
 }
 
 #publishButton {
-  list-style-image: url("chrome://global/skin/icons/24x24/gtk-network.png");
+  list-style-image: var(--icon-network-idle-24);
 }
 
 #publishButton[disabled="true"] {
-  list-style-image: url("chrome://global/skin/icons/24x24/gtk-network.png");
-  opacity: 0.5 !important;
+  list-style-image: var(--icon-network-idle-24-dis);
+  opacity: var(--icon-network-idle-dis-opacity);
 }
 
 #previewButton {

theme/global/button.css

@@ -372,10 +372,10 @@ button[icon="select-color"][disabled="true"] .button-icon {
 }
 
 button[icon="network"] .button-icon {
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
+  list-style-image: var(--icon-network-idle-22);
 }
 
 button[icon="network"][disabled="true"] .button-icon {
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
-  opacity: 0.5 !important;
+  list-style-image: var(--icon-network-idle-22-dis);
+  opacity: var(--icon-network-idle-dis-opacity);
 }

theme/icons/layer-freedesktop

@@ -73,3 +73,4 @@ dialog-password
 dialog-question
 dialog-warning
 image-missing
+network-idle

theme/icons/layer-gtk

@@ -73,3 +73,4 @@ dialog-password			gtk-dialog-authentication
 dialog-question			gtk-dialog-question
 dialog-warning			gtk-dialog-warning
 image-missing			gtk-missing-image
+network-idle			gtk-network

theme/messenger/addressbook/addressPanes.css

@@ -20,7 +20,7 @@ treechildren::-moz-tree-image(DirCol, IsMailList-true) {
 }
 
 treechildren::-moz-tree-image(DirCol, IsRemote-true) {
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
+  list-style-image: var(--icon-network-idle-16);
 }
 
 treechildren::-moz-tree-image(DirCol, IsRemote-true, IsSecure-true) {

theme/messenger/folderPane.css

@@ -168,13 +168,13 @@ treechildren::-moz-tree-cell-text(folderNameCol, specialFolder-Inbox, newMessage
 .icon-holder[type="folder"][IsServer="true"],
 treechildren::-moz-tree-image(folderNameCol, isServer-true) {
   /*list-style-image: url("chrome://messenger/skin/icons/server-mail.png");*/
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
+  list-style-image: var(--icon-network-idle-16);
 }
 
 .icon-holder[type="folder"][BiffState="NewMail"][IsServer="true"],
 treechildren::-moz-tree-image(folderNameCol, biffState-NewMail, isServer-true) {
   /*list-style-image: url("chrome://messenger/skin/icons/server-mail-new.png");*/
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
+  list-style-image: var(--icon-network-idle-16);
 }
 
 .icon-holder[type="folder"][ImapShared="true"],

theme/messenger/messengercompose/messengercompose.css

@@ -153,7 +153,7 @@ treechildren::-moz-tree-image(remote-abook) {
   margin-bottom: 2px;
   -moz-margin-start: 2px;
   -moz-margin-end: -3px;
-  list-style-image: url("chrome://global/skin/icons/16x16/gtk-network.png");
+  list-style-image: var(--icon-network-idle-16);
 }
 
 treechildren::-moz-tree-image(remote-err) {