Ticket #29071: 29071.3.diff

src/wp-admin/customize.php

@@ -228 +228 @@
 
         // Prepare customizer settings to pass to Javascript.
         $settings = array(
+                'isDefaultCustomizerInstance' => true,
                 'theme'    => array(
                         'stylesheet' => $wp_customize->get_stylesheet(),
                         'active'     => $wp_customize->is_theme_active(),

src/wp-admin/js/customize-controls.js

@@ -980 +980 @@
                 header: api.HeaderControl
         };
 
-        $( function() {
+        /**
+         * Bootstraps the default customizer instance (on customize.php).
+         */
+        var bootstrapDefaultCustomizerInstance = function() {
                 api.settings = window._wpCustomizeSettings;
                 api.l10n = window._wpCustomizeControlsL10n;
 
@@ -988 +991 @@
                 if ( ! api.settings )
                         return;
 
+                if ( ! api.settings.isDefaultCustomizerInstance )
+                        return;
+
                 // Redirect to the fallback preview if any incompatibilities are found.
                 if ( ! $.support.postMessage || ( ! $.support.cors && api.settings.isCrossDomain ) )
                         return window.location = api.settings.url.fallback;
@@ -1299 +1305 @@
                 setTimeout(function () {
                         topFocus.focus();
                 }, 200);
+        };
 
-        });
+        $( bootstrapDefaultCustomizerInstance );
 
-})( wp, jQuery );
+})( wp, jQuery );
+ No newline at end of file