This CL integrates the new SafeBrowsing download service class

chrome/chrome_browser.gypi

 # Copyright (c) 2011 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'dependencies': [
@@ skipping 871 matching lines @@
         'browser/download/download_item_model.cc',
         'browser/download/download_item_model.h',
         'browser/download/download_prefs.cc',
         'browser/download/download_prefs.h',
         'browser/download/download_request_infobar_delegate.cc',
         'browser/download/download_request_infobar_delegate.h',
         'browser/download/download_request_limiter.cc',
         'browser/download/download_request_limiter.h',
         'browser/download/download_request_limiter_observer.cc',
         'browser/download/download_request_limiter_observer.h',
-        'browser/download/download_safe_browsing_client.cc',
-        'browser/download/download_safe_browsing_client.h',
         'browser/download/download_service.cc',
         'browser/download/download_service.h',
         'browser/download/download_service_factory.cc',
         'browser/download/download_service_factory.h',
         'browser/download/download_shelf.h',
         'browser/download/download_shelf_context_menu.cc',
         'browser/download/download_shelf_context_menu.h',
         'browser/download/download_started_animation.h',
         'browser/download/download_throttling_resource_handler.cc',
         'browser/download/download_throttling_resource_handler.h',
@@ skipping 3109 matching lines @@
         }],
         ['safe_browsing==1', {
           'defines': [
             'ENABLE_SAFE_BROWSING',
           ],
         }, {  # safe_browsing==0
           'dependencies!': [
             'safe_browsing_report_proto',
           ],
           'sources!': [
-            'browser/download/download_safe_browsing_client.cc',
-            'browser/download/download_safe_browsing_client.h',
             'browser/renderer_host/safe_browsing_resource_handler.cc',
             'browser/renderer_host/safe_browsing_resource_handler.h',
           ],
           'sources/': [
             ['exclude', '^browser/safe_browsing/'],
           ],
         }],
         ['chromeos==0', {
           'sources/': [
             ['exclude', '^browser/chromeos'],
@@ skipping 1208 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/history/in_memory_url_index_cache.proto' ],
       'variables': {
         'proto_in_dir': 'browser/history',
         'proto_out_dir': 'chrome/browser/history',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }