Code Duplication    Length = 3-3 lines in 2 locations

src/wp-includes/theme.php 2 locations

@@ 2136-2138 (lines=3) @@
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						if ( is_array( $nav_menu_item ) ) {
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							// Item extends core content.
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							if ( ! empty( $core_content[ $type ][ $id ] ) ) {
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								$nav_menu_item = array_merge( $core_content[ $type ][ $id ], $nav_menu_item );
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							}
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							$content[ $type ][ $nav_menu_location ]['items'][] = $nav_menu_item;
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						} elseif ( is_string( $nav_menu_item ) && ! empty( $core_content[ $type ] ) && ! empty( $core_content[ $type ][ $nav_menu_item ] ) ) {
@@ 2163-2165 (lines=3) @@
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					if ( is_array( $item ) ) {
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						// Item extends core content.
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						if ( ! empty( $core_content[ $type ][ $id ] ) ) {
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							$item = array_merge( $core_content[ $type ][ $id ], $item );
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						}
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						// Enforce a subset of fields.
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						$content[ $type ][ $id ] = wp_array_slice_assoc(