Mail: Correct `compact()` usage in `wp_mail()`.

Props Ankit K Gupta, maweder.
Fixes #35781 for trunk.
Built from https://develop.svn.wordpress.org/trunk@36688


git-svn-id: http://core.svn.wordpress.org/trunk@36655 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/pluggable.php

@@ -478,7 +478,7 @@ function wp_mail( $to, $subject, $message, $headers = '', $attachments = array()
 		return $phpmailer->Send();
 	} catch ( phpmailerException $e ) {
 
-		$mail_error_data = compact( $to, $subject, $message, $headers, $attachments );
+		$mail_error_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' );
 
 		/**
 		 * Fires after a phpmailerException is caught.

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-36687';
+$wp_version = '4.5-alpha-36688';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.