Open distiller UI setting through JavaScript

components/dom_distiller.gypi

 # Copyright 2013 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': [
     {
       # GN version: //components/dom_distiller/webui
       'target_name': 'dom_distiller_webui',
       'type': 'static_library',
@@ skipping 193 matching lines @@
             'dom_distiller/content/browser/distillable_page_utils.cc',
             'dom_distiller/content/browser/distillable_page_utils.h',
             'dom_distiller/content/browser/distillable_page_utils_android.cc',
             'dom_distiller/content/browser/distillable_page_utils_android.h',
             'dom_distiller/content/browser/distiller_javascript_service_impl.cc',
             'dom_distiller/content/browser/distiller_javascript_service_impl.h',
             'dom_distiller/content/browser/distiller_javascript_utils.cc',
             'dom_distiller/content/browser/distiller_javascript_utils.h',
             'dom_distiller/content/browser/distiller_page_web_contents.cc',
             'dom_distiller/content/browser/distiller_page_web_contents.h',
+            'dom_distiller/content/browser/distiller_ui_handle.h',
             'dom_distiller/content/browser/dom_distiller_viewer_source.cc',
             'dom_distiller/content/browser/dom_distiller_viewer_source.h',
-            'dom_distiller/content/browser/external_feedback_reporter.h',
             'dom_distiller/content/browser/web_contents_main_frame_observer.cc',
             'dom_distiller/content/browser/web_contents_main_frame_observer.h',
           ],
           'conditions': [
             ['OS == "android"', {
               'dependencies': [
                 'dom_distiller_content_jni_headers',
                 'dom_distiller_core_jni_headers',
               ],
             }],
@@ skipping 122 matching lines @@
           'variables': {
             'package_name': 'org/chromium/components/dom_distiller/core',
             'template_deps': ['dom_distiller/core/theme_list.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
     }],
   ],
 }