Add support for external out-of-process PPAPI plugins in the browser.

content/content_browser.gypi

 # Copyright (c) 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': {
     'conditions': [
       ['chromeos==1', {
         'use_libgps%': 1,
       }, { # chromeos==0
@@ skipping 104 matching lines @@
     'public/browser/notification_details.h',
     'public/browser/notification_observer.h',
     'public/browser/notification_registrar.cc',
     'public/browser/notification_registrar.h',
     'public/browser/notification_service.h',
     'public/browser/notification_source.h',
     'public/browser/notification_types.h',
     'public/browser/page_navigator.cc',
     'public/browser/page_navigator.h',
     'public/browser/pepper_flash_settings_helper.h',
-    'public/browser/pepper_helper.h',
     'public/browser/plugin_data_remover.h',
     'public/browser/plugin_service_filter.h',
     'public/browser/plugin_service.h',
     'public/browser/profiler_controller.h',
     'public/browser/profiler_subscriber.h',
     'public/browser/quota_permission_context.h',
     'public/browser/render_process_host.h',
     'public/browser/render_process_host_factory.h',
     'public/browser/render_view_host.h',
     'public/browser/render_view_host_observer.cc',
@@ skipping 366 matching lines @@
     'browser/net/browser_online_state_observer.cc',
     'browser/net/browser_online_state_observer.h',
     'browser/net/view_blob_internals_job_factory.cc',
     'browser/net/view_blob_internals_job_factory.h',
     'browser/net/view_http_cache_job_factory.cc',
     'browser/net/view_http_cache_job_factory.h',
     'browser/notification_service_impl.cc',
     'browser/notification_service_impl.h',
     'browser/pepper_flash_settings_helper_impl.cc',
     'browser/pepper_flash_settings_helper_impl.h',
-    'browser/pepper_helper.cc',
     'browser/plugin_data_remover_impl.cc',
     'browser/plugin_data_remover_impl.h',
     'browser/plugin_loader_posix.cc',
     'browser/plugin_loader_posix.h',
     'browser/plugin_process_host.cc',
     'browser/plugin_process_host.h',
     'browser/plugin_process_host_mac.cc',
     'browser/plugin_service_impl.cc',
     'browser/plugin_service_impl.h',
     'browser/power_save_blocker.h',
@@ skipping 603 matching lines @@
       # the USE_LIBGPS setting propagates to the "real" dependent target,
       # we use all_dependent_settings here.
       'all_dependent_settings': {
         'defines': [
           'USE_LIBGPS',
         ],
       },
     }],
   ],
 }