Remove requirement for a minimum image size in the image editor.

props ericlewis, solarissmoke.
fixes #11325.
Built from https://develop.svn.wordpress.org/trunk@29259


git-svn-id: http://core.svn.wordpress.org/trunk@29042 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/image-edit.php

@@ -170,7 +170,6 @@ function wp_image_editor($post_id, $msg = false) {
 		</div>
 
 		<input type="hidden" id="imgedit-sizer-<?php echo $post_id; ?>" value="<?php echo $sizer; ?>" />
-		<input type="hidden" id="imgedit-minthumb-<?php echo $post_id; ?>" value="<?php echo ( get_option('thumbnail_size_w') . ':' . get_option('thumbnail_size_h') ); ?>" />
 		<input type="hidden" id="imgedit-history-<?php echo $post_id; ?>" value="" />
 		<input type="hidden" id="imgedit-undone-<?php echo $post_id; ?>" value="0" />
 		<input type="hidden" id="imgedit-selection-<?php echo $post_id; ?>" value="" />

wp-admin/js/image-edit.js

@@ -385,9 +385,8 @@ var imageEdit = window.imageEdit = {
 	},
 
 	setCropSelection : function(postid, c) {
-		var sel, min = $('#imgedit-minthumb-' + postid).val() || '128:128',
+		var sel,
 			sizer = this.hold.sizer;
-			min = min.split(':');
 			c = c || 0;
 
 		if ( !c || ( c.width < 3 && c.height < 3 ) ) {
@@ -399,12 +398,6 @@ var imageEdit = window.imageEdit = {
 			return false;
 		}
 
-		if ( c.width < (min[0] * sizer) && c.height < (min[1] * sizer) ) {
-			this.setDisabled($('.imgedit-crop', '#imgedit-panel-' + postid), 0);
-			$('#imgedit-selection-' + postid).val('');
-			return false;
-		}
-
 		sel = { 'x': c.x1, 'y': c.y1, 'w': c.width, 'h': c.height };
 		this.setDisabled($('.imgedit-crop', '#imgedit-panel-' + postid), 1);
 		$('#imgedit-selection-' + postid).val( JSON.stringify(sel) );