Separate mojo/shell into a runner and the application manager (shell)

mojo/shell/out_of_process_native_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 "mojo/shell/out_of_process_native_runner.h"
-
-#include "base/bind.h"
-#include "base/callback_helpers.h"
-#include "base/files/file_util.h"
-#include "base/logging.h"
-#include "mojo/shell/child_process.mojom.h"
-#include "mojo/shell/child_process_host.h"
-#include "mojo/shell/in_process_native_runner.h"
-
-namespace mojo {
-namespace shell {
-
-OutOfProcessNativeRunner::OutOfProcessNativeRunner(Context* context)
-    : context_(context) {
-}
-
-OutOfProcessNativeRunner::~OutOfProcessNativeRunner() {
-  if (child_process_host_) {
-    // TODO(vtl): Race condition: If |ChildProcessHost::DidStart()| hasn't been
-    // called yet, we shouldn't call |Join()| here. (Until |DidStart()|, we may
-    // not have a child process to wait on.) Probably we should fix |Join()|.
-    child_process_host_->Join();
-  }
-}
-
-void OutOfProcessNativeRunner::Start(
-    const base::FilePath& app_path,
-    NativeApplicationCleanup cleanup,
-    InterfaceRequest<Application> application_request,
-    const base::Closure& app_completed_callback) {
-  app_path_ = app_path;
-
-  DCHECK(app_completed_callback_.is_null());
-  app_completed_callback_ = app_completed_callback;
-
-  std::string name = app_path.BaseName().RemoveExtension().MaybeAsASCII();
-  child_process_host_.reset(new ChildProcessHost(context_, name));
-  child_process_host_->Start();
-
-  // TODO(vtl): |app_path.AsUTF8Unsafe()| is unsafe.
-  child_process_host_->StartApp(
-      app_path.AsUTF8Unsafe(), cleanup == NativeApplicationCleanup::DELETE,
-      application_request.Pass(),
-      base::Bind(&OutOfProcessNativeRunner::AppCompleted,
-                 base::Unretained(this)));
-}
-
-void OutOfProcessNativeRunner::AppCompleted(int32_t result) {
-  DVLOG(2) << "OutOfProcessNativeRunner::AppCompleted(" << result << ")";
-
-  child_process_host_.reset();
-  // This object may be deleted by this callback.
-  base::Closure app_completed_callback = app_completed_callback_;
-  app_completed_callback_.Reset();
-  app_completed_callback.Run();
-}
-
-scoped_ptr<NativeRunner> OutOfProcessNativeRunnerFactory::Create(
-    const Options& options) {
-  if (options.force_in_process)
-    return make_scoped_ptr(new InProcessNativeRunner(context_));
-
-  return make_scoped_ptr(new OutOfProcessNativeRunner(context_));
-}
-
-}  // namespace shell
-}  // namespace mojo