Drop the Git helper functions. The Git distribution approach is no lo…

…nger being used.

php/utils.php

@@ -392,40 +392,3 @@ function run_mysql_command( $cmd, $arg_str, $pass ) {
 
 	if ( $r ) exit( $r );
 }
-
-/**
- * Clone a Git repo into a directory
- *
- * @param string            $clone_url     Where the Git repo should be cloned from
- * @param string            $local_dir     Where the local Git repo should live
- * @return bool|WP_Error    $result       Output of the execution
- */
-function git_clone( $clone_url, $local_dir ) {
-
-	$results = array();
-	exec( 'git clone ' . escapeshellarg( $clone_url ) . ' ' . $local_dir, $results, $return );
-
-	$git_result = array_pop( $results );
-	if ( false !== stripos( $git_result, 'Cloning into' ) )
-		return true;
-	else
-		return new \WP_Error( 'shell-fatal', $git_result );
-}
-
-/**
- * Update a local Git repo
- *
- * @param string            $local_dir     Where the local Git repo lives
- * @return bool|WP_Error    $result       Output of the execution
- */
-function git_pull( $local_dir ) {
-
-	$results = array();
-	exec( 'cd ' . escapeshellarg( $local_dir ) .  '; git pull origin master', $results, $return );
-
-	$git_result = array_pop( $results );
-	if ( false !== stripos( $git_result, 'Unpacking objects:' ) || false !== stripos( $git_result, 'Already up-to-date' )  )
-		return true;
-	else
-		return new \WP_Error( 'shell-fatal', $git_result );
-}