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

chrome/browser/extensions/extension_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/extension_browsertest.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 198 matching lines @@
   MockAbortExtensionInstallUI() : ExtensionInstallUI(NULL) {}
 
   // Simulate a user abort on an extension installation.
   virtual void ConfirmInstall(Delegate* delegate, const Extension* extension) {
     delegate->InstallUIAbort(true);
     MessageLoopForUI::current()->Quit();
   }
 
   virtual void OnInstallSuccess(const Extension* extension, SkBitmap* icon) {}
 
-  virtual void OnInstallFailure(const std::string& error) {}
+  virtual void OnInstallFailure(const string16& error) {}
 };
 
 class MockAutoConfirmExtensionInstallUI : public ExtensionInstallUI {
  public:
   explicit MockAutoConfirmExtensionInstallUI(Profile* profile) :
       ExtensionInstallUI(profile) {}
 
   // Proceed without confirmation prompt.
   virtual void ConfirmInstall(Delegate* delegate, const Extension* extension) {
     delegate->InstallUIProceed();
@@ skipping 65 matching lines @@
   if (num_before + expected_change != num_after) {
     VLOG(1) << "Num extensions before: " << base::IntToString(num_before)
             << " num after: " << base::IntToString(num_after)
             << " Installed extensions follow:";
 
     for (ExtensionSet::const_iterator it = service->extensions()->begin();
          it != service->extensions()->end(); ++it)
       VLOG(1) << "  " << (*it)->id();
 
     VLOG(1) << "Errors follow:";
-    const std::vector<std::string>* errors =
+    const std::vector<string16>* errors =
         ExtensionErrorReporter::GetInstance()->GetErrors();
-    for (std::vector<std::string>::const_iterator iter = errors->begin();
+    for (std::vector<string16>::const_iterator iter = errors->begin();
          iter != errors->end(); ++iter)
       VLOG(1) << *iter;
 
     return NULL;
   }
 
   if (!WaitForExtensionHostsToLoad())
     return NULL;
   return service->GetExtensionById(last_loaded_extension_id_, false);
 }
@@ skipping 181 matching lines @@
         MessageLoopForUI::current()->Quit();
       }
       break;
     }
 
     default:
       NOTREACHED();
       break;
   }
 }