Hide non-native volumes when saving files from the browser.

ui/file_manager/file_manager/foreground/js/launch_param.js

Index: ui/file_manager/file_manager/foreground/js/launch_param.js
diff --git a/ui/file_manager/file_manager/foreground/js/launch_param.js b/ui/file_manager/file_manager/foreground/js/launch_param.js
index a987dd73e3e8cb6322b226b3357ae39318f47d0a..47f121a6cc9d40848f8a69d60de4f9215b4c4062 100644
--- a/ui/file_manager/file_manager/foreground/js/launch_param.js
+++ b/ui/file_manager/file_manager/foreground/js/launch_param.js
@@ -61,10 +61,11 @@ function LaunchParam(unformatted) {
   this.includeAllFiles = !!unformatted['includeAllFiles'];
 
   /**
-   * @type {boolean}
+   * @type {!AllowedPaths}
    * @const
    */
-  this.shouldReturnLocalPath = !!unformatted['shouldReturnLocalPath'];
+  this.allowedPaths = unformatted['allowedPaths'] ?
+      unformatted['allowedPaths'] : AllowedPaths.ANY_PATH;
 
   /**
    * @type {!SuggestAppDialogState}