Convert string16 to base::string16 in content.

content/browser/web_contents/web_contents_drag_win.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 "content/browser/web_contents/web_contents_drag_win.h"
 
 #include <windows.h>
 
 #include <string>
 
@@ skipping 209 matching lines @@
         base::Bind(&DisableBackgroundDraggingSupport));
   }
 }
 
 void WebContentsDragWin::PrepareDragForDownload(
     const DropData& drop_data,
     ui::OSExchangeData* data,
     const GURL& page_url,
     const std::string& page_encoding) {
   // Parse the download metadata.
-  string16 mime_type;
+  base::string16 mime_type;
   base::FilePath file_name;
   GURL download_url;
   if (!ParseDownloadMetadata(drop_data.download_metadata,
                              &mime_type,
                              &file_name,
                              &download_url))
     return;
 
   // Generate the file name based on both mime type and proposed file name.
   std::string default_name =
@@ skipping 36 matching lines @@
 }
 
 void WebContentsDragWin::PrepareDragForFileContents(
     const DropData& drop_data, ui::OSExchangeData* data) {
   static const int kMaxFilenameLength = 255;  // FAT and NTFS
   base::FilePath file_name(drop_data.file_description_filename);
 
   // Images without ALT text will only have a file extension so we need to
   // synthesize one from the provided extension and URL.
   if (file_name.BaseName().RemoveExtension().empty()) {
-    const string16 extension = file_name.Extension();
+    const base::string16 extension = file_name.Extension();
     // Retrieve the name from the URL.
     file_name = base::FilePath(
         net::GetSuggestedFilename(drop_data.url, "", "", "", "", ""));
     if (file_name.value().size() + extension.size() > kMaxFilenameLength) {
       file_name = base::FilePath(file_name.value().substr(
           0, kMaxFilenameLength - extension.size()));
     }
     file_name = file_name.ReplaceExtension(extension);
   }
   data->SetFileContents(file_name, drop_data.file_contents);
@@ skipping 136 matching lines @@
       FROM_HERE,
       base::Bind(&WebContentsDragWin::CloseThread, this));
 }
 
 // static
 void WebContentsDragWin::DisableDragDropForTesting() {
   run_do_drag_drop = false;
 }
 
 }  // namespace content