Refactor the interface for generating keys.

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_base.gyp:mojo_environment_chromium',
     '../mojo/public/mojo_public.gyp:mojo_application_bindings',
@@ skipping 199 matching lines @@
       'child/webblobregistry_impl.cc',
       'child/webblobregistry_impl.h',
       'child/webcrypto/algorithm_dispatch.cc',
       'child/webcrypto/algorithm_dispatch.h',
       'child/webcrypto/algorithm_implementation.cc',
       'child/webcrypto/algorithm_implementation.h',
       'child/webcrypto/algorithm_registry.cc',
       'child/webcrypto/algorithm_registry.h',
       'child/webcrypto/crypto_data.cc',
       'child/webcrypto/crypto_data.h',
+      'child/webcrypto/generate_key_result.cc',
+      'child/webcrypto/generate_key_result.h',
       'child/webcrypto/jwk.cc',
       'child/webcrypto/jwk.h',
       'child/webcrypto/platform_crypto.h',
       'child/webcrypto/status.cc',
       'child/webcrypto/status.h',
       'child/webcrypto/structured_clone.cc',
       'child/webcrypto/structured_clone.h',
       'child/webcrypto/webcrypto_impl.cc',
       'child/webcrypto/webcrypto_impl.h',
       'child/webcrypto/webcrypto_util.cc',
@@ skipping 134 matching lines @@
         }, {
           'dependencies': [
             '../third_party/nss/nss.gyp:nspr',
             '../third_party/nss/nss.gyp:nss',
           ],
         }],
       ],
     }],
   ],
 }