ui/base/dragdrop: Use base::string16 now that string16 was moved into base namespace.

ui/base/dragdrop/os_exchange_data_provider_aura.h

 // 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.
 
 #ifndef UI_BASE_DRAGDROP_OS_EXCHANGE_DATA_PROVIDER_AURA_H_
 #define UI_BASE_DRAGDROP_OS_EXCHANGE_DATA_PROVIDER_AURA_H_
 
 #include <map>
 
 #include "base/files/file_path.h"
 #include "base/pickle.h"
 #include "googleurl/src/gurl.h"
 #include "ui/base/dragdrop/os_exchange_data.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/vector2d.h"
 
 namespace ui {
 
 class Clipboard;
 
 // OSExchangeData::Provider implementation for aura on linux.
 class UI_EXPORT OSExchangeDataProviderAura
     : public OSExchangeData::Provider {
  public:
   OSExchangeDataProviderAura();
   virtual ~OSExchangeDataProviderAura();
 
   // Overridden from OSExchangeData::Provider:
-  virtual void SetString(const string16& data) OVERRIDE;
-  virtual void SetURL(const GURL& url, const string16& title) OVERRIDE;
+  virtual void SetString(const base::string16& data) OVERRIDE;
+  virtual void SetURL(const GURL& url, const base::string16& title) OVERRIDE;
   virtual void SetFilename(const base::FilePath& path) OVERRIDE;
   virtual void SetFilenames(
       const std::vector<OSExchangeData::FileInfo>& filenames) OVERRIDE;
   virtual void SetPickledData(const OSExchangeData::CustomFormat& format,
                               const Pickle& data) OVERRIDE;
-  virtual bool GetString(string16* data) const OVERRIDE;
-  virtual bool GetURLAndTitle(GURL* url, string16* title) const OVERRIDE;
+  virtual bool GetString(base::string16* data) const OVERRIDE;
+  virtual bool GetURLAndTitle(GURL* url, base::string16* title) const OVERRIDE;
   virtual bool GetFilename(base::FilePath* path) const OVERRIDE;
   virtual bool GetFilenames(
       std::vector<OSExchangeData::FileInfo>* filenames) const OVERRIDE;
   virtual bool GetPickledData(const OSExchangeData::CustomFormat& format,
                               Pickle* data) const OVERRIDE;
   virtual bool HasString() const OVERRIDE;
   virtual bool HasURL() const OVERRIDE;
   virtual bool HasFile() const OVERRIDE;
   virtual bool HasCustomFormat(const OSExchangeData::CustomFormat& format) const
       OVERRIDE;
 
-  virtual void SetHtml(const string16& html, const GURL& base_url) OVERRIDE;
-  virtual bool GetHtml(string16* html, GURL* base_url) const OVERRIDE;
+  virtual void SetHtml(const base::string16& html,
+                       const GURL& base_url) OVERRIDE;
+  virtual bool GetHtml(base::string16* html, GURL* base_url) const OVERRIDE;
   virtual bool HasHtml() const OVERRIDE;
   virtual void SetDragImage(const gfx::ImageSkia& image,
                             const gfx::Vector2d& cursor_offset) OVERRIDE;
   virtual const gfx::ImageSkia& GetDragImage() const OVERRIDE;
   virtual const gfx::Vector2d& GetDragImageOffset() const OVERRIDE;
 
  private:
   typedef std::map<OSExchangeData::CustomFormat, Pickle>  PickleData;
 
   // Returns true if |formats_| contains a string format and the string can be
   // parsed as a URL.
   bool GetPlainTextURL(GURL* url) const;
 
   // Actual formats that have been set. See comment above |known_formats_|
   // for details.
   int formats_;
 
   // String contents.
-  string16 string_;
+  base::string16 string_;
 
   // URL contents.
   GURL url_;
-  string16 title_;
+  base::string16 title_;
 
   // File name.
   std::vector<OSExchangeData::FileInfo> filenames_;
 
   // PICKLED_DATA contents.
   PickleData pickle_data_;
 
   // Drag image and offset data.
   gfx::ImageSkia drag_image_;
   gfx::Vector2d drag_image_offset_;
 
   // For HTML format
-  string16 html_;
+  base::string16 html_;
   GURL base_url_;
 
   DISALLOW_COPY_AND_ASSIGN(OSExchangeDataProviderAura);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_DRAGDROP_OS_EXCHANGE_DATA_PROVIDER_AURA_H_