Implement drag and drop of downloads for the Mac downloads page

chrome/browser/download/download_util.cc

 // Copyright (c) 2009 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.
 //
 // Download utility implementation
 
 #include "chrome/browser/download/download_util.h"
 
 #include <string>
 
@@ skipping 202 matching lines @@
   canvas->DrawBitmapInt(*complete, complete_bounds.x(), complete_bounds.y());
   canvas->restore();
 }
 
 // Load a language dependent height so that the dangerous download confirmation
 // message doesn't overlap with the download link label.
 int GetBigProgressIconSize() {
   static int big_progress_icon_size = 0;
   if (big_progress_icon_size == 0) {
     string16 locale_size_str =
-        WideToUTF16Hack(
-        l10n_util::GetString(IDS_DOWNLOAD_BIG_PROGRESS_SIZE));
+        WideToUTF16Hack(l10n_util::GetString(IDS_DOWNLOAD_BIG_PROGRESS_SIZE));
     bool rc = StringToInt(locale_size_str, &big_progress_icon_size);
     if (!rc || big_progress_icon_size < kBigProgressIconSize) {
       NOTREACHED();
       big_progress_icon_size = kBigProgressIconSize;
     }
   }
 
   return big_progress_icon_size;
 }
 
 int GetBigProgressIconOffset() {
   return (GetBigProgressIconSize() - kBigIconSize) / 2;
 }
 
 #if defined(OS_WIN) || defined(TOOLKIT_VIEWS)
 // Download dragging
-void DragDownload(const DownloadItem* download, SkBitmap* icon) {
+void DragDownload(const DownloadItem* download,
+                  SkBitmap* icon,
+                  gfx::NativeView view) {
 #if defined(OS_WIN)
   DCHECK(download);
 
   // Set up our OLE machinery
   OSExchangeData data;
 
   const FilePath::StringType file_name = download->file_name().value();
   if (icon)
     drag_utils::CreateDragImageForFile(file_name, icon, &data);
   data.SetFilename(download->full_path().ToWStringHack());
@@ skipping 10 matching lines @@
     data.SetURL(GURL(full_path.value()), file_name);
 
   scoped_refptr<BaseDragSource> drag_source(new BaseDragSource);
 
   // Run the drag and drop loop
   DWORD effects;
   DoDragDrop(OSExchangeDataProviderWin::GetIDataObject(data), drag_source.get(),
              DROPEFFECT_COPY | DROPEFFECT_LINK, &effects);
 #else
   NOTIMPLEMENTED();
-#endif
+#endif  // OS_WIN
 }
 #endif
 
 }  // namespace download_util