Sandbox html_viewer on Linux.

mandoline/app/core_services_initialization.cc

 // Copyright 2015 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.
 
 #include "mandoline/app/core_services_initialization.h"
 
 #include "mojo/runner/context.h"
 
 namespace mandoline {
 
 void InitCoreServicesForContext(mojo::runner::Context* context) {
   // TODO(erg): We should probably handle this differently; these could be
   // autogenerated from package manifests.
   mojo::shell::ApplicationManager* manager = context->application_manager();
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:clipboard"), GURL("mojo:core_services"), "Sandboxed Core");
   manager->RegisterApplicationPackageAlias(GURL("mojo:filesystem"),
                                            GURL("mojo:core_services"), "Files");
+#if defined(OS_LINUX) && !defined(OS_ANDROID)
+  manager->RegisterApplicationPackageAlias(GURL("mojo:font_service"),
+                                           GURL("mojo:core_services"), "Files");
+#endif
 #if !defined(OS_ANDROID)
   // On Android, these are Java apps which are loaded in the shell process.
   manager->RegisterApplicationPackageAlias(GURL("mojo:view_manager"),
                                            GURL("mojo:core_services"),
                                            "Surfaces");
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:network_service"), GURL("mojo:core_services"), "Network");
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:resource_provider"), GURL("mojo:core_services"), "Core");
 #endif
 
 #if defined(USE_AURA)
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:omnibox"), GURL("mojo:core_services"), "Core");
 #endif
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:surfaces_service"), GURL("mojo:core_services"), "Surfaces");
   manager->RegisterApplicationPackageAlias(
       GURL("mojo:tracing"), GURL("mojo:core_services"), "Sandboxed Core");
   manager->RegisterApplicationPackageAlias(GURL("mojo:browser"),
                                            GURL("mojo:core_services"), "Core");
 }
 
 }  // namespace mandoline