Add utility method for WebString to base::FilePath conversion

content/renderer/drop_data_builder.cc

 // Copyright 2013 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/renderer/drop_data_builder.h"
 
 #include <stddef.h>
 
 #include "base/strings/string_util.h"
 #include "content/public/common/drop_data.h"
+#include "third_party/WebKit/public/platform/FilePathConversion.h"
 #include "third_party/WebKit/public/platform/URLConversion.h"
 #include "third_party/WebKit/public/platform/WebDragData.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
 #include "ui/base/clipboard/clipboard.h"
 
 using blink::WebDragData;
 using blink::WebVector;
 
 namespace content {
@@ skipping 32 matching lines @@
         break;
       }
       case WebDragData::Item::StorageTypeBinaryData:
         result.file_contents.assign(item.binaryData.data(),
                                     item.binaryData.size());
         result.file_description_filename = item.title;
         break;
       case WebDragData::Item::StorageTypeFilename:
         // TODO(varunjain): This only works on chromeos. Support win/mac/gtk.
         result.filenames.push_back(ui::FileInfo(
-            base::FilePath::FromUTF16Unsafe(item.filenameData),
-            base::FilePath::FromUTF16Unsafe(item.displayNameData)));
+            blink::WebStringToFilePath(item.filenameData),
+            blink::WebStringToFilePath(item.displayNameData)));
         break;
       case WebDragData::Item::StorageTypeFileSystemFile: {
         DropData::FileSystemFileInfo info;
         info.url = item.fileSystemURL;
         info.size = item.fileSystemFileSize;
         result.file_system_files.push_back(info);
         break;
       }
     }
   }
 
   return result;
 }
 
 }  // namespace content