Use FilePaths in content::DropData to avoid redundant conversions.

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"
@@ skipping 14 matching lines @@
   OSExchangeDataProviderAura();
   virtual ~OSExchangeDataProviderAura();
 
   // Overridden from OSExchangeData::Provider:
   virtual Provider* Clone() const OVERRIDE;
   virtual void MarkOriginatedFromRenderer() OVERRIDE;
   virtual bool DidOriginateFromRenderer() const 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 SetFilenames(const std::vector<FileInfo>& filenames) OVERRIDE;
   virtual void SetPickledData(const OSExchangeData::CustomFormat& format,
                               const Pickle& data) OVERRIDE;
   virtual bool GetString(base::string16* data) const OVERRIDE;
   virtual bool GetURLAndTitle(OSExchangeData::FilenameToURLPolicy policy,
                               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 GetFilenames(std::vector<FileInfo>* filenames) const OVERRIDE;
   virtual bool GetPickledData(const OSExchangeData::CustomFormat& format,
                               Pickle* data) const OVERRIDE;
   virtual bool HasString() const OVERRIDE;
   virtual bool HasURL(OSExchangeData::FilenameToURLPolicy policy) const
       OVERRIDE;
   virtual bool HasFile() const OVERRIDE;
   virtual bool HasCustomFormat(const OSExchangeData::CustomFormat& format) const
       OVERRIDE;
 
   virtual void SetHtml(const base::string16& html,
@@ skipping 17 matching lines @@
   int formats_;
 
   // String contents.
   base::string16 string_;
 
   // URL contents.
   GURL url_;
   base::string16 title_;
 
   // File name.
-  std::vector<OSExchangeData::FileInfo> filenames_;
+  std::vector<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
   base::string16 html_;
   GURL base_url_;
 
   DISALLOW_COPY_AND_ASSIGN(OSExchangeDataProviderAura);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_DRAGDROP_OS_EXCHANGE_DATA_PROVIDER_AURA_H_