Use ChannelMojo between app shims and the browser process.

chrome/browser/apps/app_shim/app_shim_host_manager_browsertest_mac.mm

 // 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 "chrome/browser/apps/app_shim/app_shim_host_manager_mac.h"
 
 #include <unistd.h>
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/path_service.h"
 #include "chrome/browser/apps/app_shim/app_shim_handler_mac.h"
 #include "chrome/browser/apps/app_shim/test/app_shim_host_manager_test_api_mac.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/mac/app_mode_common.h"
 #include "chrome/common/mac/app_shim_messages.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "components/version_info/version_info.h"
 #include "content/public/test/test_utils.h"
+#include "ipc/ipc_channel_mojo.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_message.h"
+#include "mojo/edk/embedder/embedder.h"
+#include "mojo/edk/embedder/named_platform_handle_utils.h"
 
 namespace {
 
 const char kTestAppMode[] = "test_app";
 
 // A test version of the AppShimController IPC client in chrome_main_app_mode.
 class TestShimClient : public IPC::Listener {
  public:
   TestShimClient();
   ~TestShimClient() override;
@@ skipping 21 matching lines @@
 
   base::FilePath user_data_dir;
   CHECK(PathService::Get(chrome::DIR_USER_DATA, &user_data_dir));
   base::FilePath symlink_path =
       user_data_dir.Append(app_mode::kAppShimSocketSymlinkName);
 
   base::FilePath socket_path;
   CHECK(base::ReadSymbolicLink(symlink_path, &socket_path));
   app_mode::VerifySocketPermissions(socket_path);
 
-  IPC::ChannelHandle handle(socket_path.value());
-  channel_ = IPC::ChannelProxy::Create(handle, IPC::Channel::MODE_NAMED_CLIENT,
-                                       this, io_thread_.task_runner().get());
+  channel_ = IPC::ChannelProxy::Create(
+      IPC::ChannelMojo::CreateClientFactory(
+          mojo::edk::ConnectToPeerProcess(mojo::edk::CreateClientHandle(
+              mojo::edk::NamedPlatformHandle(socket_path.value()))),
+          io_thread_.task_runner().get()),
+      this, io_thread_.task_runner().get());
 }
 
 TestShimClient::~TestShimClient() {}
 
 bool TestShimClient::OnMessageReceived(const IPC::Message& message) {
   return true;
 }
 
 void TestShimClient::OnChannelError() {
   // Client should not get any channel errors for the current set of tests.
@@ skipping 197 matching lines @@
   ASSERT_TRUE(base::ReadSymbolicLink(symlink_path_, &socket_path));
   EXPECT_EQ(app_mode::kAppShimSocketShortName, socket_path.BaseName().value());
 
   // Check that the RunningChromeVersion file is correctly written.
   base::FilePath version;
   EXPECT_TRUE(base::ReadSymbolicLink(version_path_, &version));
   EXPECT_EQ(version_info::GetVersionNumber(), version.value());
 }
 
 }  // namespace