Switch to BoringSSL.

content/content_child.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.
 
 {
   'dependencies': [
     '../base/base.gyp:base',
     '../components/tracing.gyp:tracing',
     '../mojo/mojo.gyp:mojo_environment_chromium',
     '../mojo/mojo.gyp:mojo_service_provider_bindings',
@@ skipping 279 matching lines @@
     ['OS=="win"', {
       'sources!': [
         'child/npapi/webplugin_delegate_impl_aura.cc',
       ],
     }],
     ['use_openssl==1', {
       'sources': [
         '<@(webcrypto_openssl_sources)',
       ],
       'dependencies': [
-        '../third_party/openssl/openssl.gyp:openssl',
+        '../third_party/boringssl/boringssl.gyp:boringssl',
       ],
     }, {
       'sources': [
         '<@(webcrypto_nss_sources)',
       ],
       'conditions': [
         ['os_posix == 1 and OS != "mac" and OS != "ios" and OS != "android"', {
           'dependencies': [
             '../build/linux/system.gyp:ssl',
           ],
         }, {
           'dependencies': [
             '../third_party/nss/nss.gyp:nspr',
             '../third_party/nss/nss.gyp:nss',
           ],
         }],
       ],
     }],
   ],
 }