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

content/browser/tab_contents/tab_contents.cc

Index: content/browser/tab_contents/tab_contents.cc
===================================================================
--- content/browser/tab_contents/tab_contents.cc	(revision 76768)
+++ content/browser/tab_contents/tab_contents.cc	(working copy)
@@ -448,6 +448,7 @@
     IPC_MESSAGE_HANDLER(ViewHostMsg_InstantSupportDetermined,
                         OnInstantSupportDetermined)
     IPC_MESSAGE_HANDLER(ViewHostMsg_RunFileChooser, OnRunFileChooser)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_EnumerateDirectory, OnEnumerateDirectory)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP_EX()
 
@@ -1980,6 +1981,12 @@
     delegate()->OnInstantSupportDetermined(page_id, result);
 }
 
+void TabContents::OnEnumerateDirectory(int request_id, const FilePath& path) {
+  if (file_select_helper_.get() == NULL)
+    file_select_helper_.reset(new FileSelectHelper(profile()));
+  file_select_helper_->EnumerateDirectory(request_id, render_view_host(), path);
+}
+
 void TabContents::OnRunFileChooser(
     const ViewHostMsg_RunFileChooser_Params& params) {
   if (file_select_helper_.get() == NULL)
@@ -1987,7 +1994,6 @@
   file_select_helper_->RunFileChooser(render_view_host(), params);
 }
 
-
 void TabContents::OnContentSettingsAccessed(bool content_was_blocked) {
   if (delegate_)
     delegate_->OnContentSettingsChange(this);