Use multiplication sign instead of a colon for selection size when editing an image.

props siobhan.
fixes #27652.
Built from https://develop.svn.wordpress.org/trunk@27931


git-svn-id: http://core.svn.wordpress.org/trunk@27761 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/image-edit.php

@@ -103,7 +103,7 @@ function wp_image_editor($post_id, $msg = false) {
 		<?php _e('Selection:'); ?>
 		<span  class="nowrap">
 		<input type="text" id="imgedit-sel-width-<?php echo $post_id; ?>" onkeyup="imageEdit.setNumSelection(<?php echo $post_id; ?>)" style="width:4em;" />
-		:
+		&times;
 		<input type="text" id="imgedit-sel-height-<?php echo $post_id; ?>" onkeyup="imageEdit.setNumSelection(<?php echo $post_id; ?>)" style="width:4em;" />
 		</span>
 	</p>