Add a path for a web page to request the enumeration of a directory. This, t...

content/renderer/render_view.h

Index: content/renderer/render_view.h
===================================================================
--- content/renderer/render_view.h	(revision 79702)
+++ content/renderer/render_view.h	(working copy)
@@ -419,6 +419,9 @@
   virtual bool runFileChooser(
       const WebKit::WebFileChooserParams& params,
       WebKit::WebFileChooserCompletion* chooser_completion);
+  virtual bool enumerateDirectory(
+      const WebKit::WebString& path,
+      WebKit::WebFileChooserCompletion* chooser_completion);
   virtual void runModalAlertDialog(WebKit::WebFrame* frame,
                                    const WebKit::WebString& message);
   virtual bool runModalConfirmDialog(WebKit::WebFrame* frame,
@@ -837,6 +840,7 @@
                             WebKit::WebDragOperationsMask operations_allowed);
   void OnEnablePreferredSizeChangedMode(int flags);
   void OnEnableViewSourceMode();
+  void OnEnumerateDirectoryResponse(int id, const std::vector<FilePath>& paths);
   void OnExecuteCode(const ExtensionMsg_ExecuteCode_Params& params);
   void OnExecuteEditCommand(const std::string& name, const std::string& value);
   void OnFileChooserResponse(const std::vector<FilePath>& paths);
@@ -1338,6 +1342,10 @@
   struct PendingFileChooser;
   std::deque< linked_ptr<PendingFileChooser> > file_chooser_completions_;
 
+  // The current directory enumeration callback
+  std::map<int, WebKit::WebFileChooserCompletion*> enumeration_completions_;
+  int enumeration_completion_id_;
+
   std::queue<linked_ptr<ExtensionMsg_ExecuteCode_Params> >
       pending_code_execution_queue_;