Issue 71980: Extensions code should use UTF-16 for user-visible Unicode strings

chrome/browser/extensions/crx_installer_browsertest.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 "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_install_ui.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 13 matching lines @@
   bool confirmation_requested() { return confirmation_requested_; }
 
   // Overriding some of the ExtensionInstallUI API.
   void ConfirmInstall(Delegate* delegate, const Extension* extension) {
     confirmation_requested_ = true;
     delegate->InstallUIProceed();
   }
   void OnInstallSuccess(const Extension* extension, SkBitmap* icon) {
     MessageLoopForUI::current()->Quit();
   }
-  void OnInstallFailure(const std::string& error) {
+  void OnInstallFailure(const string16& error) {
     ADD_FAILURE() << "install failed";
     MessageLoopForUI::current()->Quit();
   }
 
  private:
   bool confirmation_requested_;
 };
 
 }  // namespace
 
@@ skipping 43 matching lines @@
       test_data_dir_.AppendASCII("experimental"));
   ASSERT_FALSE(crx_path.empty());
 
   // Now reset the command line so that we are testing specifically whether
   // installing from webstore enables experimental permissions.
   *(CommandLine::ForCurrentProcess()) = old_command_line;
 
   EXPECT_FALSE(InstallExtension(crx_path, 0));
   EXPECT_TRUE(InstallExtensionFromWebstore(crx_path, 1));
 }