[DevTools] Move target-related methods from DevToolsHttpHandlerDelegate to DevToolsManagerDelegate.

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 27 matching lines @@
       'browser/android/chrome_startup_flags.cc',
       'browser/android/chrome_startup_flags.h',
       'browser/android/chrome_web_contents_delegate_android.cc',
       'browser/android/chrome_web_contents_delegate_android.h',
       'browser/android/chromium_application.cc',
       'browser/android/chromium_application.h',
       'browser/android/content_view_util.cc',
       'browser/android/content_view_util.h',
       'browser/android/dev_tools_server.cc',
       'browser/android/dev_tools_server.h',
+      'browser/android/dev_tools_manager_delegate_android.cc',
+      'browser/android/dev_tools_manager_delegate_android.h',
       'browser/android/dom_distiller/feedback_reporter_android.cc',
       'browser/android/dom_distiller/feedback_reporter_android.h',
       'browser/android/favicon_helper.cc',
       'browser/android/favicon_helper.h',
       'browser/android/foreign_session_helper.cc',
       'browser/android/foreign_session_helper.h',
       'browser/android/logo_bridge.cc',
       'browser/android/logo_bridge.h',
       'browser/android/logo_service.cc',
       'browser/android/logo_service.h',
@@ skipping 3487 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }