Add support for actions for multiple file selection.

chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h

Index: chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
diff --git a/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h b/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
index 6f45d0c6f038ba9396a014361ea10e634cd0f336..8bf718c2e165d22f948d3dadd384d43d15576f99 100644
--- a/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
+++ b/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
@@ -119,14 +119,15 @@ class ProvidedFileSystemInterface {
                                     MetadataFieldMask fields,
                                     const GetMetadataCallback& callback) = 0;
 
-  // Requests list of actions for the passed |entry_path|. It can be either a
-  // file or a directory.
-  virtual AbortCallback GetActions(const base::FilePath& entry_path,
-                                   const GetActionsCallback& callback) = 0;
+  // Requests list of actions for the passed list of entries at |entry_paths|.
+  // They can be either files or directories.
+  virtual AbortCallback GetActions(
+      const std::vector<base::FilePath>& entry_paths,
+      const GetActionsCallback& callback) = 0;
 
-  // Executes the |action_id| action on the entry at |entry_path|.
+  // Executes the |action_id| action on the list of entries at |entry_paths|.
   virtual AbortCallback ExecuteAction(
-      const base::FilePath& entry_path,
+      const std::vector<base::FilePath>& entry_paths,
       const std::string& action_id,
       const storage::AsyncFileUtil::StatusCallback& callback) = 0;