Re-add favicon functionality.

includes/admin/admin.php

@@ -35,6 +35,7 @@ function trestle_custom_defaults( $defaults ) {
 		'trestle_layout'                => 'solid',
 		'trestle_logo_url'              => '',
 		'trestle_logo_url_mobile'       => '',
+		'trestle_favicon_url'           => '',
 		'trestle_nav_primary_location'  => 'full',
 		'trestle_read_more_text'        => __( 'Read More »', 'trestle' ),
 		'trestle_revisions_number'      => 3,

includes/admin/customizer.js

@@ -42,6 +42,16 @@
 	    });
 	});
 
+	// Favicon
+	wp.customize( 'genesis-settings[trestle_favicon_url]', function( value ) {
+	    value.bind( function( url ) {
+
+	    	var $faviconElem = $( 'link[rel="Shortcut Icon"]' );
+	    	$faviconElem.attr( 'href', url );
+
+	    });
+	});
+
 	// Primary Nav Location
 	wp.customize( 'genesis-settings[trestle_nav_primary_location]', function( value ) {
 	    value.bind( function( value ) {

includes/admin/customizer.php

@@ -108,13 +108,35 @@ function trestle_customizer_controls( $wp_customize ) {
             $wp_customize,
             'trestle_mobile_logo_control',
             array(
-               'label'      => __( 'Upload a logo for mobile', 'trestle' ),
+               'label'      => __( 'Upload a mobile logo', 'trestle' ),
                'section'    => 'trestle_settings_section',
                'settings'   => 'genesis-settings[trestle_logo_url_mobile]',
             )
         )
     );
 
+    // Upload a mobile logo
+    $wp_customize->add_setting(
+        'genesis-settings[trestle_favicon_url]',
+        array(
+            'default'     	=> genesis_get_option( 'trestle_favicon_url' ),
+            'type'        	=> 'option',
+            'transport'   	=> 'postMessage',
+            'capability'	=> 'edit_theme_options',
+        )
+    );
+    $wp_customize->add_control(
+        new WP_Customize_Image_Control(
+            $wp_customize,
+            'trestle_favicon_control',
+            array(
+               'label'      => __( 'Upload a favicon', 'trestle' ),
+               'section'    => 'trestle_settings_section',
+               'settings'   => 'genesis-settings[trestle_favicon_url]',
+            )
+        )
+    );
+
     // Primary nav style
     $wp_customize->add_setting(
 		'genesis-settings[trestle_nav_primary_location]',