Remove disable-embedded-shared-worker flag and shared worker process related codes.

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 1717 matching lines @@
       'browser/task_manager/tab_contents_information.cc',
       'browser/task_manager/tab_contents_information.h',
       'browser/task_manager/task_manager.cc',
       'browser/task_manager/task_manager.h',
       'browser/task_manager/task_manager_util.cc',
       'browser/task_manager/task_manager_util.h',
       'browser/task_manager/web_contents_information.cc',
       'browser/task_manager/web_contents_information.h',
       'browser/task_manager/web_contents_resource_provider.cc',
       'browser/task_manager/web_contents_resource_provider.h',
-      'browser/task_manager/worker_resource_provider.cc',
-      'browser/task_manager/worker_resource_provider.h',
     ],
     'chrome_browser_spellchecker_sources': [
       'browser/spellchecker/feedback.cc',
       'browser/spellchecker/feedback.h',
       'browser/spellchecker/feedback_sender.cc',
       'browser/spellchecker/feedback_sender.h',
       'browser/spellchecker/misspelling.cc',
       'browser/spellchecker/misspelling.h',
       'browser/spellchecker/spellcheck_action.cc',
       'browser/spellchecker/spellcheck_action.h',
@@ skipping 1867 matching lines @@
             'package_name': 'org/chromium/chrome/browser',
             'template_deps': ['browser/android/tab_load_status.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }