Show the eject button only for removabled and file handlers.

chrome/browser/chromeos/extensions/file_manager/file_manager_private_apitest.cc

 // Copyright (c) 2012 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 "base/run_loop.h"
 #include "base/stl_util.h"
 #include "chrome/browser/chromeos/drive/file_change.h"
 #include "chrome/browser/chromeos/extensions/file_manager/event_router.h"
 #include "chrome/browser/chromeos/file_manager/drive_test_util.h"
 #include "chrome/browser/chromeos/file_manager/file_watcher.h"
+#include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/browser/extensions/extension_apitest.h"
+#include "chrome/common/extensions/api/file_system_provider_capabilities/file_system_provider_capabilities_handler.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chromeos/dbus/cros_disks_client.h"
 #include "chromeos/disks/mock_disk_mount_manager.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/install_warning.h"
 #include "google_apis/drive/test_util.h"
 #include "storage/browser/fileapi/external_mount_points.h"
 
 using ::testing::_;
@@ skipping 282 matching lines @@
   DiskMountManager::DiskMap volumes_;
   DiskMountManager::MountPointMap mount_points_;
   scoped_ptr<TestingProfile> testing_profile_;
   scoped_ptr<file_manager::EventRouter> event_router_;
 };
 
 IN_PROC_BROWSER_TEST_F(FileManagerPrivateApiTest, Mount) {
   file_manager::test_util::WaitUntilDriveMountPointIsAdded(
       browser()->profile());
 
+  // Add a provided file system, to test passing the |configurable| and
+  // |source| flags properly down to Files app.
+  chromeos::file_system_provider::ProvidedFileSystemInfo info(
+      "testing-extension-id", chromeos::file_system_provider::MountOptions(),
+      base::FilePath(), true /* configurable */, extensions::SOURCE_NETWORK);
+
+  file_manager::VolumeManager::Get(browser()->profile())
+      ->AddVolumeForTesting(
+          make_linked_ptr(file_manager::Volume::CreateForProvidedFileSystem(
+              info, file_manager::MOUNT_CONTEXT_AUTO)));
+
   // We will call fileManagerPrivate.unmountVolume once. To test that method, we
   // check that UnmountPath is really called with the same value.
   EXPECT_CALL(*disk_mount_manager_mock_, UnmountPath(_, _, _))
       .Times(0);
   EXPECT_CALL(*disk_mount_manager_mock_,
               UnmountPath(
                   chromeos::CrosDisksClient::GetArchiveMountPoint().AppendASCII(
                       "archive_mount_path").AsUTF8Unsafe(),
                   chromeos::UNMOUNT_OPTIONS_NONE, _)).Times(1);
 
@@ skipping 99 matching lines @@
                   ->RegisterFileSystem(
                       kLocalMountPointName, storage::kFileSystemTypeNativeLocal,
                       storage::FileSystemMountOption(), mount_point_dir));
   file_manager::VolumeManager::Get(browser()->profile())
       ->AddVolumeForTesting(mount_point_dir, file_manager::VOLUME_TYPE_TESTING,
                             chromeos::DEVICE_TYPE_UNKNOWN,
                             false /* read_only */);
 
   ASSERT_TRUE(RunComponentExtensionTest("file_browser/content_checksum_test"));
 }