Add chrome.fileSystem.GetVolumeList().

third_party/closure_compiler/externs/chrome_extensions.js

Index: third_party/closure_compiler/externs/chrome_extensions.js
diff --git a/third_party/closure_compiler/externs/chrome_extensions.js b/third_party/closure_compiler/externs/chrome_extensions.js
index 713f7d178eb78db0f4c3f6a510ff46b6aaa5b991..40a89bf5b6c81ec6341b962eefe58af6b51e3f45 100644
--- a/third_party/closure_compiler/externs/chrome_extensions.js
+++ b/third_party/closure_compiler/externs/chrome_extensions.js
@@ -6994,6 +6994,21 @@ chrome.fileSystem.RequestFileSystemOptions;
 
 
 /**
+ * @see http://developer.chrome.com/apps/fileSystem.html#method-getVolumeList
+ * @constructor
+ */
+chrome.fileSystem.Volume = function() {};
+
+
+/** @type {string} */
+chrome.fileSystem.Volume.prototype.volumeId;
+
+
+/** @type {boolean} */
+chrome.fileSystem.Volume.prototype.writable;
+
+
+/**
  * @param {!chrome.fileSystem.ChooseEntryOptions|
  *     function(Entry=, !Array.<!FileEntry>=)} optionsOrCallback The
  *     options for the file prompt or the callback.
@@ -7032,13 +7047,21 @@ chrome.fileSystem.retainEntry = function(entry) {};
 /**
  * @param {!chrome.fileSystem.RequestFileSystemOptions} options Options for the
  *     request.
- * @param {function(!FileSystem=)} callback A completion callback.
+ * @param {function(FileSystem)} callback A completion callback.
  * @see http://developer.chrome.com/apps/fileSystem.html#method-requestFileSystem
  */
 chrome.fileSystem.requestFileSystem = function(options, callback) {};
 
 
 /**
+ * @param {function(Array<!chrome.fileSystem.Volume>)} callback A completion
+ *     callback.
+ * @see http://developer.chrome.com/apps/fileSystem.html#method-getVolumeList
+ */
+chrome.fileSystem.getVolumeList = function(callback) {};
+
+
+/**
  * @const
  * @see https://developer.chrome.com/apps/syncFileSystem
  */