Fix visibility of public API methods

lib/private/appframework/http/request.php

@@ -360,7 +360,7 @@ class Request implements \ArrayAccess, \Countable, IRequest {
 	 * @param string $key the key that will be taken from the $_COOKIE array
 	 * @return array the value in the $_COOKIE element
 	 */
-	function getCookie($key) {
+	public function getCookie($key) {
 		return isset($this->cookies[$key]) ? $this->cookies[$key] : null;
 	}
 

lib/private/appframework/utility/simplecontainer.php

@@ -106,7 +106,7 @@ class SimpleContainer extends \Pimple\Container implements \OCP\IContainer {
 	 * @param string $name
 	 * @param mixed $value
 	 */
-	function registerParameter($name, $value) {
+	public function registerParameter($name, $value) {
 		$this[$name] = $value;
 	}
 
@@ -119,7 +119,7 @@ class SimpleContainer extends \Pimple\Container implements \OCP\IContainer {
 	 * @param \Closure $closure the closure to be called on service creation
 	 * @param bool $shared
 	 */
-	function registerService($name, \Closure $closure, $shared = true) {
+	public function registerService($name, \Closure $closure, $shared = true) {
 		if (isset($this[$name]))  {
 			unset($this[$name]);
 		}

lib/private/avatarmanager.php

@@ -38,7 +38,7 @@ class AvatarManager implements IAvatarManager {
 	 * @param string $user the ownCloud user id
 	 * @return \OCP\IAvatar
 	 */
-	function getAvatar($user) {
+	public function getAvatar($user) {
 		return new Avatar($user);
 	}
 }