Implement drag and drop of downloads for the Mac downloads page

chrome/chrome.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
 
     # Whether or not browser sync code is built in.
     'chrome_personalization': 1,
@@ skipping 830 matching lines @@
         'browser/cocoa/download_item_mac.mm',
         'browser/cocoa/download_request_dialog_delegate_mac.h',
         'browser/cocoa/download_request_dialog_delegate_mac.mm',
         'browser/cocoa/download_shelf_controller.h',
         'browser/cocoa/download_shelf_controller.mm',
         'browser/cocoa/download_shelf_mac.h',
         'browser/cocoa/download_shelf_mac.mm',
         'browser/cocoa/download_shelf_view.h',
         'browser/cocoa/download_shelf_view.mm',
         'browser/cocoa/download_started_animation_mac.mm',
+        'browser/cocoa/download_util_mac.h',
+        'browser/cocoa/download_util_mac.mm',
         'browser/cocoa/encoding_menu_controller_delegate_mac.h',
         'browser/cocoa/encoding_menu_controller_delegate_mac.mm',
         'browser/cocoa/find_bar_bridge.h',
         'browser/cocoa/find_bar_bridge.mm',
         'browser/cocoa/find_bar_cocoa_controller.h',
         'browser/cocoa/find_bar_cocoa_controller.mm',
         'browser/cocoa/find_bar_view.h',
         'browser/cocoa/find_bar_view.mm',
         'browser/cocoa/first_run_dialog.h',
         'browser/cocoa/first_run_dialog.mm',
@@ skipping 2948 matching lines @@
         'browser/cocoa/bookmark_menu_bridge_unittest.mm',
         'browser/cocoa/bookmark_menu_cocoa_controller_unittest.mm',
         'browser/cocoa/bookmark_name_folder_controller_unittest.mm',
         'browser/cocoa/browser_window_cocoa_unittest.mm',
         'browser/cocoa/browser_window_controller_unittest.mm',
         'browser/cocoa/clear_browsing_data_controller_unittest.mm',
         'browser/cocoa/command_observer_bridge_unittest.mm',
         'browser/cocoa/custom_home_pages_model_unittest.mm',
         'browser/cocoa/download_shelf_mac_unittest.mm',
         'browser/cocoa/download_shelf_view_unittest.mm',
+        'browser/cocoa/download_util_mac_unittest.mm',
         'browser/cocoa/find_bar_bridge_unittest.mm',
         'browser/cocoa/find_bar_cocoa_controller_unittest.mm',
         'browser/cocoa/find_bar_view_unittest.mm',
         'browser/cocoa/fullscreen_window_unittest.mm',
         'browser/cocoa/hung_renderer_controller_unittest.mm',
         'browser/cocoa/infobar_container_controller_unittest.mm',
         'browser/cocoa/infobar_controller_unittest.mm',
         'browser/cocoa/infobar_gradient_view_unittest.mm',
         'browser/cocoa/infobar_text_field_unittest.mm',
         'browser/cocoa/location_bar_view_mac_unittest.mm',
@@ skipping 1670 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],
   ],  # 'conditions'
 }