[mojo] Use base::Pickle for Message storage.

third_party/mojo/mojo_public.gyp

 # Copyright 2014 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.
 
 {
   'includes': [
     'mojo_variables.gypi',
   ],
   'target_defaults' : {
     'include_dirs': [
@@ skipping 129 matching lines @@
         '../../mojo/public/cpp/bindings/lib/message.cc',
         '../../mojo/public/cpp/bindings/lib/message_builder.cc',
         '../../mojo/public/cpp/bindings/lib/message_builder.h',
         '../../mojo/public/cpp/bindings/lib/message_filter.cc',
         '../../mojo/public/cpp/bindings/lib/message_header_validator.cc',
         '../../mojo/public/cpp/bindings/lib/message_header_validator.h',
         '../../mojo/public/cpp/bindings/lib/message_internal.h',
         '../../mojo/public/cpp/bindings/lib/multiplex_router.cc',
         '../../mojo/public/cpp/bindings/lib/multiplex_router.h',
         '../../mojo/public/cpp/bindings/lib/no_interface.cc',
+        '../../mojo/public/cpp/bindings/lib/pickle_buffer.cc',
+        '../../mojo/public/cpp/bindings/lib/pickle_buffer.h',
         '../../mojo/public/cpp/bindings/lib/pipe_control_message_handler.cc',
         '../../mojo/public/cpp/bindings/lib/pipe_control_message_handler.h',
         '../../mojo/public/cpp/bindings/lib/pipe_control_message_handler_delegate.h',
         '../../mojo/public/cpp/bindings/lib/pipe_control_message_proxy.cc',
         '../../mojo/public/cpp/bindings/lib/pipe_control_message_proxy.h',
         '../../mojo/public/cpp/bindings/lib/router.cc',
         '../../mojo/public/cpp/bindings/lib/router.h',
         '../../mojo/public/cpp/bindings/lib/scoped_interface_endpoint_handle.cc',
         '../../mojo/public/cpp/bindings/lib/scoped_interface_endpoint_handle.h',
         '../../mojo/public/cpp/bindings/lib/shared_data.h',
         '../../mojo/public/cpp/bindings/lib/shared_ptr.h',
         '../../mojo/public/cpp/bindings/lib/string_serialization.cc',
         '../../mojo/public/cpp/bindings/lib/string_serialization.h',
         '../../mojo/public/cpp/bindings/lib/validate_params.h',
         '../../mojo/public/cpp/bindings/lib/validation_errors.cc',
         '../../mojo/public/cpp/bindings/lib/validation_errors.h',
         '../../mojo/public/cpp/bindings/lib/validation_util.cc',
         '../../mojo/public/cpp/bindings/lib/validation_util.h',
         '../../mojo/public/cpp/bindings/lib/value_traits.h',
         '../../mojo/public/cpp/bindings/message.h',
         '../../mojo/public/cpp/bindings/message_filter.h',
         '../../mojo/public/cpp/bindings/no_interface.h',
         '../../mojo/public/cpp/bindings/string.h',
         '../../mojo/public/cpp/bindings/strong_binding.h',
         '../../mojo/public/cpp/bindings/type_converter.h',
         # This comes from the mojo_interface_bindings_cpp_sources dependency.
         '>@(mojom_generated_sources)',
       ],
       'dependencies': [
+        '../../base/base.gyp:base',
         'mojo_interface_bindings_cpp_sources',
       ],
     },
     {
       # GN version: //mojo/public/js
       'target_name': 'mojo_js_bindings',
       'type': 'static_library',
       'include_dirs': [
         '../..'
       ],
@@ skipping 306 matching lines @@
              'mojo_interface_bindings_java_sources',
              'mojo_public_java',
              '<(DEPTH)/base/base.gyp:base_java',
            ],
            'includes': [ '../../build/java.gypi' ],
         },
       ],
     }],
   ],
 }