Replace string16 with base::string16.

chrome/browser/download/download_danger_prompt.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/download/download_danger_prompt.h"
 
 #include "base/bind.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/download/chrome_download_manager_delegate.h"
@@ skipping 24 matching lines @@
   virtual ~DownloadDangerPromptImpl();
 
   // DownloadDangerPrompt:
   virtual void InvokeActionForTesting(Action action) OVERRIDE;
 
  private:
   // content::DownloadItem::Observer:
   virtual void OnDownloadUpdated(content::DownloadItem* download) OVERRIDE;
 
   // TabModalConfirmDialogDelegate:
-  virtual string16 GetTitle() OVERRIDE;
-  virtual string16 GetMessage() OVERRIDE;
-  virtual string16 GetAcceptButtonTitle() OVERRIDE;
-  virtual string16 GetCancelButtonTitle() OVERRIDE;
+  virtual base::string16 GetTitle() OVERRIDE;
+  virtual base::string16 GetMessage() OVERRIDE;
+  virtual base::string16 GetAcceptButtonTitle() OVERRIDE;
+  virtual base::string16 GetCancelButtonTitle() OVERRIDE;
   virtual void OnAccepted() OVERRIDE;
   virtual void OnCanceled() OVERRIDE;
   virtual void OnClosed() OVERRIDE;
 
   void RunDone(Action action);
 
   content::DownloadItem* download_;
   bool show_context_;
   OnDone done_;
 
@@ skipping 103 matching lines @@
             l10n_util::GetStringUTF16(
                 IDS_PROMPT_CONFIRM_KEEP_MALICIOUS_DOWNLOAD_BODY);
       }
       default: {
         return l10n_util::GetStringUTF16(
             IDS_PROMPT_CONFIRM_KEEP_DANGEROUS_DOWNLOAD);
       }
     }
   }
   NOTREACHED();
-  return string16();
+  return base::string16();
 }
 
 string16 DownloadDangerPromptImpl::GetAcceptButtonTitle() {
   if (show_context_)
     return l10n_util::GetStringUTF16(IDS_CONFIRM_DOWNLOAD);
   switch (download_->GetDangerType()) {
     case content::DOWNLOAD_DANGER_TYPE_DANGEROUS_URL:
     case content::DOWNLOAD_DANGER_TYPE_DANGEROUS_CONTENT:
     case content::DOWNLOAD_DANGER_TYPE_DANGEROUS_HOST:
     case content::DOWNLOAD_DANGER_TYPE_POTENTIALLY_UNWANTED: {
@@ skipping 54 matching lines @@
     content::WebContents* web_contents,
     bool show_context,
     const OnDone& done) {
   DownloadDangerPromptImpl* prompt = new DownloadDangerPromptImpl(
       item, web_contents, show_context, done);
   // |prompt| will be deleted when the dialog is done.
   TabModalConfirmDialog::Create(prompt, web_contents);
   return prompt;
 }
 #endif