Delete temporary application file as soon as the application is launched.

shell/in_process_dynamic_service_runner.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 "shell/in_process_dynamic_service_runner.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/threading/platform_thread.h"
 
 namespace mojo {
 namespace shell {
 
 InProcessDynamicServiceRunner::InProcessDynamicServiceRunner(Context* context)
-    : app_library_(nullptr) {
+    : clean_app_path_(false), app_library_(nullptr) {
 }
 
 InProcessDynamicServiceRunner::~InProcessDynamicServiceRunner() {
   // It is important to let the thread exit before unloading the DSO (when
   // app_library_ is destructed), because the library may have registered
   // thread-local data and destructors to run on thread termination.
   if (thread_) {
     DCHECK(thread_->HasBeenStarted());
     DCHECK(!thread_->HasBeenJoined());
     thread_->Join();
   }
 }
 
 void InProcessDynamicServiceRunner::Start(
     const base::FilePath& app_path,
+    bool clean_app_path,
     ScopedMessagePipeHandle service_handle,
     const base::Closure& app_completed_callback) {
   app_path_ = app_path;
+  clean_app_path_ = clean_app_path;
 
   DCHECK(!service_handle_.is_valid());
   service_handle_ = service_handle.Pass();
 
   DCHECK(app_completed_callback_runner_.is_null());
   app_completed_callback_runner_ =
       base::Bind(&base::TaskRunner::PostTask, base::MessageLoopProxy::current(),
                  FROM_HERE, app_completed_callback);
 
   DCHECK(!thread_);
   thread_.reset(new base::DelegateSimpleThread(this, "app_thread"));
   thread_->Start();
 }
 
 void InProcessDynamicServiceRunner::Run() {
   DVLOG(2) << "Loading/running Mojo app in process from library: "
            << app_path_.value()
            << " thread id=" << base::PlatformThread::CurrentId();
 
-  app_library_.Reset(LoadAndRunService(app_path_, service_handle_.Pass()));
+  app_library_.Reset(
+      LoadAndRunService(app_path_, clean_app_path_, service_handle_.Pass()));
   app_completed_callback_runner_.Run();
   app_completed_callback_runner_.Reset();
 }
 
 }  // namespace shell
 }  // namespace mojo