Added anti-singleton services (new process/thread per connection).

shell/context.cc

 // 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.
 
 #include "shell/context.h"
 
 #include <vector>
 
 #include "base/base_switches.h"
 #include "base/bind.h"
@@ skipping 176 matching lines @@
       return;
     }
 
     manager->GetNativeApplicationOptionsForURL(url)->force_in_process = true;
   }
 
   // TODO(vtl): This is a total hack. We should have a systematic way of
   // configuring options for native apps.
   manager->GetNativeApplicationOptionsForURL(GURL("mojo:native_support"))
       ->allow_new_privs = true;
+  // All NaCl operations require a unique process
+  manager->GetNativeApplicationOptionsForURL(GURL("mojo:pnacl_compile"))
+      ->new_process_per_connection = true;
+  manager->GetNativeApplicationOptionsForURL(GURL("mojo:pnacl_link"))
+      ->new_process_per_connection = true;
+  manager->GetNativeApplicationOptionsForURL(
+             GURL("mojo:content_handler_nonsfi_pexe"))
+      ->new_process_per_connection = true;
+  manager->GetNativeApplicationOptionsForURL(
+             GURL("mojo:content_handler_nonsfi_nexe"))
+      ->new_process_per_connection = true;
 }
 
 class TracingServiceProvider : public ServiceProvider {
  public:
   TracingServiceProvider(Tracer* tracer,
                          mojo::InterfaceRequest<ServiceProvider> request)
       : tracer_(tracer), binding_(this, request.Pass()) {}
   ~TracingServiceProvider() override {}
 
   void ConnectToService(const mojo::String& service_name,
@@ skipping 181 matching lines @@
     app_urls_.erase(url);
     if (app_urls_.empty() && base::MessageLoop::current()->is_running()) {
       DCHECK_EQ(base::MessageLoop::current()->task_runner(),
                 task_runners_->shell_runner());
       base::MessageLoop::current()->Quit();
     }
   }
 }
 
 }  // namespace shell