Fixes #12966: Ensure icon font vars are loaded into Customizer

docs/_includes/customizer-variables.html

@@ -151,6 +151,25 @@
     <input id="input-@headings-color" type="text" value="inherit" data-var="@headings-color" class="form-control"/>
   </div>
 </div>
+<h2 id="iconography">Iconography</h2>
+<p>Specify custom location and filename of the included Glyphicons icon font. Useful for those including Bootstrap via Bower.</p>
+<div class="row">
+  <div class="bs-customizer-input">
+    <label for="input-@icon-font-path">@icon-font-path</label>
+    <input id="input-@icon-font-path" type="text" value="&quot;../fonts/&quot;" data-var="@icon-font-path" class="form-control"/>
+    <p class="help-block">Load fonts from this directory.</p>
+  </div>
+  <div class="bs-customizer-input">
+    <label for="input-@icon-font-name">@icon-font-name</label>
+    <input id="input-@icon-font-name" type="text" value="&quot;glyphicons-halflings-regular&quot;" data-var="@icon-font-name" class="form-control"/>
+    <p class="help-block">File name for all font files.</p>
+  </div>
+  <div class="bs-customizer-input">
+    <label for="input-@icon-font-svg-id">@icon-font-svg-id</label>
+    <input id="input-@icon-font-svg-id" type="text" value="&quot;glyphicons_halflingsregular&quot;" data-var="@icon-font-svg-id" class="form-control"/>
+    <p class="help-block">File name for SVG icon file.</p>
+  </div>
+</div>
 <h2 id="components">Components</h2>
 <p>Define common padding and border radius sizes and more. Values based on 14px text and 1.428 line-height (~20px to start).</p>
 <div class="row">

docs/_includes/nav-customize.html

@@ -7,6 +7,7 @@
     <li><a href="#colors">Colors</a></li>
     <li><a href="#scaffolding">Scaffolding</a></li>
     <li><a href="#typography">Typography</a></li>
+    <li><a href="#iconography">Iconography</a></li>
     <li><a href="#components">Components</a></li>
     <li><a href="#tables">Tables</a></li>
     <li><a href="#buttons">Buttons</a></li>

less/variables.less

@@ -68,14 +68,18 @@
 @headings-color:          inherit;
 
 
-//-- Iconography
+//== Iconography
 //
-//## Specify custom locations of the include Glyphicons icon font. Useful for those including Bootstrap via Bower.
+//## Specify custom location and filename of the included Glyphicons icon font. Useful for those including Bootstrap via Bower.
 
+//** Load fonts from this directory.
 @icon-font-path:          "../fonts/";
+//** File name for all font files.
 @icon-font-name:          "glyphicons-halflings-regular";
+//** File name for SVG icon file.
 @icon-font-svg-id:        "glyphicons_halflingsregular";
 
+
 //== Components
 //
 //## Define common padding and border radius sizes and more. Values based on 14px text and 1.428 line-height (~20px to start).