Code Duplication    Length = 30-31 lines in 2 locations

src/wp-includes/class-wp-customize-manager.php 2 locations

@@ 577-607 (lines=31) @@
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	 *
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	 * @since 3.4.0
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	 */
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	public function start_previewing_theme() {
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		// Bail if we're already previewing.
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		if ( $this->is_preview() ) {
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			return;
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		}
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		$this->previewing = true;
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		if ( ! $this->is_theme_active() ) {
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			add_filter( 'template', array( $this, 'get_template' ) );
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			add_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
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			add_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
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			// @link: https://core.trac.wordpress.org/ticket/20027
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			add_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
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			add_filter( 'pre_option_template', array( $this, 'get_template' ) );
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			// Handle custom theme roots.
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			add_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
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			add_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
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		}
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		/**
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		 * Fires once the Customizer theme preview has started.
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		 *
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		 * @since 3.4.0
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		 *
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		 * @param WP_Customize_Manager $this WP_Customize_Manager instance.
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		 */
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		do_action( 'start_previewing_theme', $this );
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	}
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	/**
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	 * Stop previewing the selected theme.
@@ 616-645 (lines=30) @@
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	 *
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	 * @since 3.4.0
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	 */
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	public function stop_previewing_theme() {
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		if ( ! $this->is_preview() ) {
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			return;
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		}
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		$this->previewing = false;
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		if ( ! $this->is_theme_active() ) {
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			remove_filter( 'template', array( $this, 'get_template' ) );
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			remove_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
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			remove_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
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			// @link: https://core.trac.wordpress.org/ticket/20027
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			remove_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
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			remove_filter( 'pre_option_template', array( $this, 'get_template' ) );
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			// Handle custom theme roots.
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			remove_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
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			remove_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
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		}
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		/**
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		 * Fires once the Customizer theme preview has stopped.
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		 *
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		 * @since 3.4.0
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		 *
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		 * @param WP_Customize_Manager $this WP_Customize_Manager instance.
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		 */
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		do_action( 'stop_previewing_theme', $this );
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	}
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	/**
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	 * Get the changeset UUID.