Add an end-to-end test that excercises Mojo with a sandbox.

content/content_shell.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': {
     'content_shell_product_name': 'Content Shell',
     'content_shell_version': '99.77.34.5',
   },
   'targets': [
@@ skipping 12 matching lines @@
         'app/strings/content_strings.gyp:content_strings',
         'content.gyp:content_app_both',
         'content.gyp:content_browser',
         'content.gyp:content_common',
         'content.gyp:content_gpu',
         'content.gyp:content_plugin',
         'content.gyp:content_ppapi_plugin',
         'content.gyp:content_renderer',
         'content.gyp:content_resources',
         'content.gyp:content_utility',
+        'content_common_mojo_bindings.gyp:content_common_mojo_bindings_mojom',
         'content_shell_resources',
         'content_test_mojo_bindings',
         'copy_test_netscape_plugin',
         'layouttest_support_content',
         '../base/base.gyp:base',
         '../base/base.gyp:base_static',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../cc/blink/cc_blink.gyp:cc_blink',
         '../cc/cc.gyp:cc',
         '../components/components.gyp:crash_component_breakpad_to_be_deleted',
@@ skipping 180 matching lines @@
         'shell/renderer/layout_test/leak_detector.cc',
         'shell/renderer/layout_test/leak_detector.h',
         'shell/renderer/layout_test/test_media_stream_renderer_factory.cc',
         'shell/renderer/layout_test/test_media_stream_renderer_factory.h',
         'shell/renderer/layout_test/test_video_frame_provider.cc',
         'shell/renderer/layout_test/test_video_frame_provider.h',
         'shell/renderer/shell_content_renderer_client.cc',
         'shell/renderer/shell_content_renderer_client.h',
         'shell/renderer/shell_render_view_observer.cc',
         'shell/renderer/shell_render_view_observer.h',
+        'shell/utility/mojo_test_impl.cc',
+        'shell/utility/mojo_test_impl.h',
         'shell/utility/shell_content_utility_client.cc',
         'shell/utility/shell_content_utility_client.h',
       ],
       'msvs_settings': {
         'VCLinkerTool': {
           'SubSystem': '2',  # Set /SUBSYSTEM:WINDOWS
         },
       },
       'conditions': [
         ['OS=="win"', {
@@ skipping 734 matching lines @@
                 '--input_symbol', '<(PRODUCT_DIR)/content_shell.exe.pdb',
                 '--destination_dir', '<(dest_dir)',
               ],
             },
           ],
         },
       ],
     }],  # OS=="win" and fastbuild==0 and target_arch=="ia32"
   ]
 }