[FileBrowser] Added DefaultAction dialog to choose default action.

chrome/browser/chromeos/extensions/file_browser_private_api.cc

Index: chrome/browser/chromeos/extensions/file_browser_private_api.cc
diff --git a/chrome/browser/chromeos/extensions/file_browser_private_api.cc b/chrome/browser/chromeos/extensions/file_browser_private_api.cc
index c8008a0addce58a1c7544c00fd0b39cdedaba98a..369d03370ef801577e10d529585047aaf795307f 100644
--- a/chrome/browser/chromeos/extensions/file_browser_private_api.cc
+++ b/chrome/browser/chromeos/extensions/file_browser_private_api.cc
@@ -628,6 +628,23 @@ void ExecuteTasksFileBrowserFunction::OnTaskExecuted(bool success) {
   SendResponse(success);
 }
 
+SetDefaultTaskFileBrowserFunction::SetDefaultTaskFileBrowserFunction() {}
+
+SetDefaultTaskFileBrowserFunction::~SetDefaultTaskFileBrowserFunction() {}
+
+bool SetDefaultTaskFileBrowserFunction::RunImpl() {
+  // First param is task id that was to the extension with setDefaultTask call.
+  std::string task_id;
+  if (!args_->GetString(0, &task_id) || !task_id.size())
+    return false;
+
+  file_handler_util::UpdateFileHandlerUsageStats(profile_, task_id);

[dgozman, 2012/05/18 14:50:06]

This probably should be called on UI thread?

[Dmitry Zvorygin, 2012/05/22 14:32:59]

Done.

+
+  result_.reset(new base::FundamentalValue(true));
+  SendResponse(true);
+  return true;
+}
+
 FileBrowserFunction::FileBrowserFunction() {
 }