Remove wstring from RVH's run Javascript command....

chrome/browser/unload_uitest.cc

 // Copyright (c) 2011 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 "base/file_util.h"
 #include "base/test/test_timeouts.h"
 #include "chrome/browser/net/url_request_mock_http_job.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/automation/browser_proxy.h"
@@ skipping 424 matching lines @@
   ASSERT_TRUE(window->GetViewBounds(VIEW_ID_TAB_CONTAINER,
               &tab_view_bounds, true));
   // Simulate a click to force user_gesture to true; if we don't, the resulting
   // popup will be constrained, which isn't what we want to test.
   ASSERT_TRUE(window->SimulateOSClick(tab_view_bounds.CenterPoint(),
                                       views::Event::EF_LEFT_BUTTON_DOWN));
   ASSERT_TRUE(browser->WaitForTabCountToBecome(2));
 
   scoped_refptr<TabProxy> popup_tab(browser->GetActiveTab());
   ASSERT_TRUE(popup_tab.get());
-  std::wstring popup_title;
+  string16 popup_title;
   EXPECT_TRUE(popup_tab->GetTabTitle(&popup_title));
-  EXPECT_EQ(std::wstring(L"popup"), popup_title);
+  EXPECT_EQ(ASCIIToUTF16("popup"), popup_title);
   EXPECT_TRUE(popup_tab->Close(true));
 
   ASSERT_TRUE(browser->WaitForTabCountToBecome(1));
   scoped_refptr<TabProxy> main_tab(browser->GetActiveTab());
   ASSERT_TRUE(main_tab.get());
-  std::wstring main_title;
+  string16 main_title;
   EXPECT_TRUE(main_tab->GetTabTitle(&main_title));
-  EXPECT_EQ(std::wstring(L"only_one_unload"), main_title);
+  EXPECT_EQ(ASCIIToUTF16("only_one_unload"), main_title);
 }
 
 // TODO(ojan): Add tests for unload/beforeunload that have multiple tabs
 // and multiple windows.