Index: wp-includes/class-wp-editor.php
===================================================================
--- wp-includes/class-wp-editor.php	(revision 18627)
+++ wp-includes/class-wp-editor.php	(working copy)
@@ -579,6 +579,8 @@
 		$width = $width + 10; // compensate for the padding
 		$dfw_width = get_user_setting( 'dfw_width', $width );
 		$save = isset($post->post_status) && $post->post_status == 'publish' ? __('Update') : __('Save');
+		if ( !post_type_supports($post->post_type, 'title') ) 
+			$hide = 'style="display:none;"';
 	?>
 	<div id="wp-fullscreen-body">
 	<div id="fullscreen-topbar">
@@ -644,8 +646,8 @@
 	</div>
 
 	<div id="wp-fullscreen-wrap" style="width:<?php echo $dfw_width; ?>px;">
-		<label id="wp-fullscreen-title-prompt-text" for="wp-fullscreen-title"><?php echo apply_filters( 'enter_title_here', __( 'Enter title here' ), $post ); ?></label>
-		<input type="text" id="wp-fullscreen-title" value="" autocomplete="off" />
+		<label <?php echo $hide; ?> id="wp-fullscreen-title-prompt-text" for="wp-fullscreen-title"><?php echo apply_filters( 'enter_title_here', __( 'Enter title here' ), $post ); ?></label>
+		<input <?php echo $hide; ?> type="text" id="wp-fullscreen-title" value="" autocomplete="off" />
 
 		<div id="wp-fullscreen-container">
 			<textarea id="wp_mce_fullscreen"></textarea>