Adds ability for chrome to behave as mojo_runner

mojo/shell/application_manager.cc

 // 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.
 
 #include "mojo/shell/application_manager.h"
 
 #include <stdint.h>
 
 #include <utility>
 
@@ skipping 320 matching lines @@
     // In cases where a package alias is resolved, we have to use the qualifier
     // from the original request rather than for the package itself, which will
     // always be the same.
     CreateShellClient(source,
                       Identity(resolved_gurl, target.qualifier(), filter),
                       target.url(), std::move(request));
   } else {
     bool start_sandboxed = false;
     base::FilePath path = util::UrlToFilePath(file_url.To<GURL>());
     scoped_ptr<NativeRunner> runner = native_runner_factory_->Create(path);
-    runner->Start(path, start_sandboxed, std::move(request),
+    runner->Start(path, target, start_sandboxed, std::move(request),
                   base::Bind(&ApplicationManager::ApplicationPIDAvailable,
                              weak_ptr_factory_.GetWeakPtr(), instance->id()),
                   base::Bind(&ApplicationManager::CleanupRunner,
                              weak_ptr_factory_.GetWeakPtr(), runner.get()));
     instance->SetNativeRunner(runner.get());
     native_runners_.push_back(std::move(runner));
   }
 }
 
 bool ApplicationManager::LoadWithLoader(const Identity& target,
@@ skipping 29 matching lines @@
   info->qualifier = instance->identity().qualifier();
   if (instance->identity().url().spec() == "mojo://shell/")
     info->pid = base::Process::Current().Pid();
   else
     info->pid = instance->pid();
   return info;
 }
 
 }  // namespace shell
 }  // namespace mojo