Bug 1427865 - Restore the dialogheader binding and its styling after the removal in bug 1419600. rs=jorgk

common/bindings/generalBindings.xml

@@ -38,4 +38,15 @@
                 onset="this.setAttribute('src',val); return val;"/>
     </implementation>
   </binding>
+
+  <binding id="dialogheader">
+    <resources>
+      <stylesheet src="chrome://global/skin/dialog.css"/>
+    </resources>
+    <content>
+      <xul:label class="dialogheader-title" xbl:inherits="value=title,crop" crop="right" flex="1"/>
+      <xul:label class="dialogheader-description" xbl:inherits="value=description"/>
+    </content>
+  </binding>
+
 </bindings>

mail/themes/linux/mail/accountManage.css

@@ -76,3 +76,20 @@ treechildren::-moz-tree-image(folderNameCol, isServer-true, serverType-im) {
 #archiveTree > treechildren {
   background-color: -moz-Field;
 }
+
+/* ::::: dialog header ::::: */
+
+dialogheader {
+  -moz-binding: url("chrome://messenger/content/generalBindings.xml#dialogheader");
+  margin: 0 5px 5px;
+  border: 1px solid ThreeDDarkShadow;
+  padding: 5px 8px;
+  background-color: Highlight;
+  color: HighlightText;
+}
+
+.dialogheader-title {
+  margin: 0 !important;
+  font-size: larger;
+  font-weight: bold;
+}

mail/themes/osx/mail/accountManage.css

@@ -87,3 +87,22 @@ description {
 #archiveTree > treechildren {
   background-color: #FFFFFF;
 }
+
+/* ::::: dialog header ::::: */
+
+dialogheader {
+  -moz-binding: url("chrome://messenger/content/generalBindings.xml#dialogheader");
+  margin: 0 5px 5px;
+  padding: 5px 8px;
+}
+
+.dialogheader-title {
+  margin: 0 !important;
+  font-size: larger;
+  font-weight: bold;
+  display: none;
+}
+
+.dialogheader-description {
+  font-weight: bold !important;
+}

mail/themes/windows/mail/accountManage.css

@@ -76,3 +76,20 @@ treechildren::-moz-tree-image(folderNameCol, isServer-true, serverType-im) {
 #archiveTree > treechildren {
   background-color: -moz-Field;
 }
+
+/* ::::: dialog header ::::: */
+
+dialogheader {
+  -moz-binding: url("chrome://messenger/content/generalBindings.xml#dialogheader");
+  margin: 0 5px 5px;
+  border: 1px solid ThreeDDarkShadow;
+  padding: 5px 8px;
+  background-color: Highlight;
+  color: HighlightText;
+}
+
+.dialogheader-title {
+  margin: 0 !important;
+  font-size: larger;
+  font-weight: bold;
+}