Don't create PepperMessageFilter for renderer processes.

content/content_renderer.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.
 
 {
   'dependencies': [
     '../jingle/jingle.gyp:jingle_glue',
     '../media/media.gyp:media',
     '../net/net.gyp:net',
     '../skia/skia.gyp:skia',
@@ skipping 355 matching lines @@
     'renderer/pepper/ppb_scrollbar_impl.cc',
     'renderer/pepper/ppb_scrollbar_impl.h',
     'renderer/pepper/ppb_uma_private_impl.cc',
     'renderer/pepper/ppb_uma_private_impl.h',
     'renderer/pepper/ppb_var_deprecated_impl.cc',
     'renderer/pepper/ppb_var_deprecated_impl.h',
     'renderer/pepper/ppb_video_decoder_impl.cc',
     'renderer/pepper/ppb_video_decoder_impl.h',
     'renderer/pepper/ppb_widget_impl.cc',
     'renderer/pepper/ppb_widget_impl.h',
-    'renderer/pepper/ppb_x509_certificate_private_impl.cc',
-    'renderer/pepper/ppb_x509_certificate_private_impl.h',
     'renderer/pepper/quota_file_io.cc',
     'renderer/pepper/quota_file_io.h',
     'renderer/pepper/renderer_ppapi_host_impl.cc',
     'renderer/pepper/renderer_ppapi_host_impl.h',
     'renderer/pepper/renderer_restrict_dispatch_group.h',
     'renderer/pepper/resource_converter.cc',
     'renderer/pepper/resource_converter.h',
     'renderer/pepper/resource_creation_impl.cc',
     'renderer/pepper/resource_creation_impl.h',
     'renderer/pepper/url_request_info_util.cc',
@@ skipping 334 matching lines @@
     }],
   ],
   'target_conditions': [
     ['OS=="android"', {
       'sources/': [
         ['include', '^renderer/render_view_linux\\.cc$'],
       ],
     }],
   ],
 }