Simplify directory initialization in Files app.

chrome/browser/chromeos/file_manager/url_util.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/chromeos/file_manager/url_util.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/file_manager/app_id.h"
 #include "net/base/escape.h"
@@ skipping 49 matching lines @@
   return GetFileManagerUrl("/");
 }
 
 GURL GetFileManagerMainPageUrl() {
   return GetFileManagerUrl("/main.html");
 }
 
 GURL GetFileManagerMainPageUrlWithParams(
     ui::SelectFileDialog::Type type,
     const base::string16& title,
-    const base::FilePath& default_virtual_path,
+    const base::FilePath& current_directory_virtual_path,
+    const base::FilePath& selection_virtual_path,
     const ui::SelectFileDialog::FileTypeInfo* file_types,
     int file_type_index,
     const base::FilePath::StringType& default_extension) {
   base::DictionaryValue arg_value;
   arg_value.SetString("type", GetDialogTypeAsString(type));
   arg_value.SetString("title", title);
-  arg_value.SetString("defaultPath", default_virtual_path.value());
+  arg_value.SetString(
+      "currentDirectoryPath", current_directory_virtual_path.value());
+  arg_value.SetString("selectionPath", selection_virtual_path.value());
+  arg_value.SetString("targetName", selection_virtual_path.BaseName().value());
   arg_value.SetString("defaultExtension", default_extension);
 
   if (file_types) {
     base::ListValue* types_list = new base::ListValue();
     for (size_t i = 0; i < file_types->extensions.size(); ++i) {
       base::ListValue* extensions_list = new base::ListValue();
       for (size_t j = 0; j < file_types->extensions[i].size(); ++j) {
         extensions_list->Append(
             new base::StringValue(file_types->extensions[i][j]));
       }
@@ skipping 26 matching lines @@
   base::JSONWriter::Write(&arg_value, &json_args);
 
   std::string url = GetFileManagerMainPageUrl().spec() + '?' +
       net::EscapeUrlEncodedData(json_args,
                                 false);  // Space to %20 instead of +.
   return GURL(url);
 }
 
 }  // namespace util
 }  // namespace file_manager