Fix webkitGetEntry for non-native files.

content/public/common/drop_data.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A struct for managing data being dropped on a WebContents.  This represents
 // a union of all the types of data that can be dropped in a platform neutral
 // way.
 
 #ifndef CONTENT_PUBLIC_COMMON_DROP_DATA_H_
 #define CONTENT_PUBLIC_COMMON_DROP_DATA_H_
@@ skipping 13 matching lines @@
 
 namespace content {
 
 struct CONTENT_EXPORT DropData {
   struct FileSystemFileInfo {
     FileSystemFileInfo() : size(0) {}
     ~FileSystemFileInfo() {}
 
     GURL url;
     int64_t size;
+    std::string filesystem_id;
   };
 
   enum class Kind {
     STRING = 0,
     FILENAME,
     FILESYSTEMFILE,
     LAST = FILESYSTEMFILE
   };
 
   struct Metadata {
@@ skipping 62 matching lines @@
   // The key-modifiers present for this update, included here so BrowserPlugin
   // can forward them to the guest renderer.
   // TODO(wjmaclean): This can probably be removed when BrowserPlugin goes
   // away, https://crbug.com/533069.
   int key_modifiers;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_DROP_DATA_H_