After [36171] remove all the occurrences of the old CSS clearfix.

The old clearfix was applied to very specific items and defined multiple times
across CSS files. Uses the new generic `.wp-clearfix` utility class instead.

See #26396.
Built from https://develop.svn.wordpress.org/trunk@36422


git-svn-id: http://core.svn.wordpress.org/trunk@36389 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-customize-nav-menus.php

@@ -759,11 +759,11 @@ final class WP_Customize_Nav_Menus {
 				</h4>
 				<div class="accordion-section-content customlinkdiv">
 					<input type="hidden" value="custom" id="custom-menu-item-type" name="menu-item[-1][menu-item-type]" />
-					<p id="menu-item-url-wrap">
+					<p id="menu-item-url-wrap" class="wp-clearfix">
 						<label class="howto" for="custom-menu-item-url"><?php _e( 'URL' ); ?></label>
 						<input id="custom-menu-item-url" name="menu-item[-1][menu-item-url]" type="text" class="code menu-item-textbox" value="http://">
 					</p>
-					<p id="menu-item-name-wrap">
+					<p id="menu-item-name-wrap" class="wp-clearfix">
 						<label class="howto" for="custom-menu-item-name"><?php _e( 'Link Text' ); ?></label>
 						<input id="custom-menu-item-name" name="menu-item[-1][menu-item-title]" type="text" class="regular-text menu-item-textbox">
 					</p>

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-36421';
+$wp_version = '4.5-alpha-36422';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.