pdf: Create a separate component for using the pdf pepper plugin.

chrome/chrome_browser_ui.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': {
     'chrome_browser_ui_non_ios_sources': [
       'browser/ui/accelerator_utils.h',
       'browser/ui/android/android_about_app_info.cc',
       'browser/ui/android/android_about_app_info.h',
@@ skipping 1491 matching lines @@
       'browser/ui/panels/panel_mouse_watcher_observer.h',
       'browser/ui/panels/panel_mouse_watcher_timer.cc',
       'browser/ui/panels/panel_resize_controller.cc',
       'browser/ui/panels/panel_resize_controller.h',
       'browser/ui/panels/stacked_panel_collection.cc',
       'browser/ui/panels/stacked_panel_collection.h',
       'browser/ui/panels/stacked_panel_drag_handler.cc',
       'browser/ui/panels/stacked_panel_drag_handler.h',
       'browser/ui/pdf/adobe_reader_info_win.cc',
       'browser/ui/pdf/adobe_reader_info_win.h',
-      'browser/ui/pdf/open_pdf_in_reader_prompt_delegate.h',
-      'browser/ui/pdf/pdf_tab_helper.cc',
-      'browser/ui/pdf/pdf_tab_helper.h',
+      'browser/ui/pdf/chrome_pdf_web_contents_helper_client.cc',
+      'browser/ui/pdf/chrome_pdf_web_contents_helper_client.h',
       'browser/ui/pdf/pdf_unsupported_feature.cc',
       'browser/ui/pdf/pdf_unsupported_feature.h',
       'browser/ui/sad_tab.cc',
       'browser/ui/sad_tab.h',
       'browser/ui/sad_tab_helper.cc',
       'browser/ui/sad_tab_helper.h',
       'browser/ui/sad_tab_types.h',
       'browser/ui/search/search_delegate.cc',
       'browser/ui/search/search_delegate.h',
       'browser/ui/search/search_ui.cc',
@@ skipping 1457 matching lines @@
         }],
         ['OS!="android" and OS!="ios"', {
           'dependencies': [
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
           ],
         }],
       ],
     },
   ],
 }