Revert "Committing missing files to #1475020. I think. I hope."

This reverts commit 2d6fdda1.

core/lib/Drupal/Core/StreamWrapper/PhpStreamWrapperInterface.php

-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\StreamWrapper\PhpStreamWrapperInterface.
- */
-
-namespace Drupal\Core\StreamWrapper;
-
-/**
- * Defines a generic PHP stream wrapper interface.
- *
- * @see http://www.php.net/manual/en/class.streamwrapper.php
- */
-interface PhpStreamWrapperInterface {
-  public function stream_open($uri, $mode, $options, &$opened_url);
-  public function stream_close();
-  public function stream_lock($operation);
-  public function stream_read($count);
-  public function stream_write($data);
-  public function stream_eof();
-  public function stream_seek($offset, $whence);
-  public function stream_flush();
-  public function stream_tell();
-  public function stream_stat();
-  public function unlink($uri);
-  public function rename($from_uri, $to_uri);
-  public function mkdir($uri, $mode, $options);
-  public function rmdir($uri, $options);
-  public function url_stat($uri, $flags);
-  public function dir_opendir($uri, $options);
-  public function dir_readdir();
-  public function dir_rewinddir();
-  public function dir_closedir();
-}

core/lib/Drupal/Core/StreamWrapper/PrivateStream.php

-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\StreamWrapper\PrivateStream.
- */
-
-namespace Drupal\Core\StreamWrapper;
-
-/**
- * Drupal private (private://) stream wrapper class.
- *
- * Provides support for storing privately accessible files with the Drupal file
- * interface.
- */
-class PrivateStream extends LocalStream {
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\LocalStream::getDirectoryPath()
-   */
-  public function getDirectoryPath() {
-    return variable_get('file_private_path', '');
-  }
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\StreamWrapperInterface::getExternalUrl().
-   *
-   * @return string
-   *   Returns the HTML URI of a private file.
-   */
-  function getExternalUrl() {
-    $path = str_replace('\\', '/', $this->getTarget());
-    return url('system/files/' . $path, array('absolute' => TRUE));
-  }
-}

core/lib/Drupal/Core/StreamWrapper/PublicStream.php

-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\StreamWrapper\PublicStream.
- */
-
-namespace Drupal\Core\StreamWrapper;
-
-/**
- * Defines a Drupal public (public://) stream wrapper class.
- *
- * Provides support for storing publicly accessible files with the Drupal file
- * interface.
- */
-class PublicStream extends LocalStream {
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\LocalStream::getDirectoryPath()
-   */
-  public function getDirectoryPath() {
-    return variable_get('file_public_path', conf_path() . '/files');
-  }
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\StreamWrapperInterface::getExternalUrl().
-   *
-   * @return string
-   *   Returns the HTML URI of a public file.
-   */
-  function getExternalUrl() {
-    $path = str_replace('\\', '/', $this->getTarget());
-    return $GLOBALS['base_url'] . '/' . self::getDirectoryPath() . '/' . drupal_encode_path($path);
-  }
-}

core/lib/Drupal/Core/StreamWrapper/StreamWrapperInterface.php

-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\StreamWrapper\StreamWrapperInterface.
- *
- * Provides a Drupal interface and classes to implement PHP stream wrappers for
- * public, private, and temporary files.
- *
- * A stream wrapper is an abstraction of a file system that allows Drupal to
- * use the same set of methods to access both local files and remote resources.
- *
- * Note that PHP 5.2 fopen() only supports URIs of the form "scheme://target"
- * despite the fact that according to RFC 3986 a URI's scheme component
- * delimiter is in general just ":", not "://".  Because of this PHP limitation
- * and for consistency Drupal will only accept URIs of form "scheme://target".
- *
- * @see http://www.faqs.org/rfcs/rfc3986.html
- * @see http://bugs.php.net/bug.php?id=47070
- */
-
-namespace Drupal\Core\StreamWrapper;
-
-/**
- * Defines a Drupal stream wrapper extension.
- *
- * Extends the StreamWrapperInterface with methods expected by Drupal stream
- * wrapper classes.
- */
-interface StreamWrapperInterface extends PhpStreamWrapperInterface {
-
-  /**
-   * Sets the absolute stream resource URI.
-   *
-   * This allows you to set the URI. Generally is only called by the factory
-   * method.
-   *
-   * @param string $uri
-   *   A string containing the URI that should be used for this instance.
-   */
-  function setUri($uri);
-
-  /**
-   * Returns the stream resource URI.
-   *
-   * @return string
-   *   Returns the current URI of the instance.
-   */
-  public function getUri();
-
-  /**
-   * Returns a web accessible URL for the resource.
-   *
-   * This function should return a URL that can be embedded in a web page
-   * and accessed from a browser. For example, the external URL of
-   * "youtube://xIpLd0WQKCY" might be
-   * "http://www.youtube.com/watch?v=xIpLd0WQKCY".
-   *
-   * @return string
-   *   Returns a string containing a web accessible URL for the resource.
-   */
-  public function getExternalUrl();
-
-  /**
-   * Returns the MIME type of the resource.
-   *
-   * @param string $uri
-   *   The URI, path, or filename.
-   * @param array $mapping
-   *   An optional map of extensions to their mimetypes, in the form:
-   *    - 'mimetypes': a list of mimetypes, keyed by an identifier,
-   *    - 'extensions': the mapping itself, an associative array in which
-   *      the key is the extension and the value is the mimetype identifier.
-   *
-   * @return string
-   *   Returns a string containing the MIME type of the resource.
-   */
-  public static function getMimeType($uri, $mapping = NULL);
-
-  /**
-   * Changes permissions of the resource.
-   *
-   * PHP lacks this functionality and it is not part of the official stream
-   * wrapper interface. This is a custom implementation for Drupal.
-   *
-   * @param int $mode
-   *   Integer value for the permissions. Consult PHP chmod() documentation
-   *   for more information.
-   *
-   * @return bool
-   *   Returns TRUE on success or FALSE on failure.
-   */
-  public function chmod($mode);
-
-  /**
-   * Returns canonical, absolute path of the resource.
-   *
-   * Implementation placeholder. PHP's realpath() does not support stream
-   * wrappers. We provide this as a default so that individual wrappers may
-   * implement their own solutions.
-   *
-   * @return string
-   *   Returns a string with absolute pathname on success (implemented
-   *   by core wrappers), or FALSE on failure or if the registered
-   *   wrapper does not provide an implementation.
-   */
-  public function realpath();
-
-  /**
-   * Gets the name of the directory from a given path.
-   *
-   * This method is usually accessed through drupal_dirname(), which wraps
-   * around the normal PHP dirname() function, which does not support stream
-   * wrappers.
-   *
-   * @param string $uri
-   *   An optional URI.
-   *
-   * @return string
-   *   A string containing the directory name, or FALSE if not applicable.
-   *
-   * @see drupal_dirname()
-   */
-  public function dirname($uri = NULL);
-}

core/lib/Drupal/Core/StreamWrapper/TemporaryStream.php

-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\StreamWrapper\TemporaryStream.
- */
-
-namespace Drupal\Core\StreamWrapper;
-
-/**
- * Defines a Drupal temporary (temporary://) stream wrapper class.
- *
- * Provides support for storing temporarily accessible files with the Drupal
- * file interface.
- */
-class TemporaryStream extends LocalStream {
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\LocalStream::getDirectoryPath()
-   */
-  public function getDirectoryPath() {
-    return variable_get('file_temporary_path', file_directory_temp());
-  }
-
-  /**
-   * Implements Drupal\Core\StreamWrapper\StreamWrapperInterface::getExternalUrl().
-   */
-  public function getExternalUrl() {
-    $path = str_replace('\\', '/', $this->getTarget());
-    return url('system/temporary/' . $path, array('absolute' => TRUE));
-  }
-}