chrome/browser/usb/BUILD.gn

# Copyright 2025 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//extensions/buildflags/buildflags.gni")

source_set("usb") {
  sources = [
    "chrome_usb_delegate.h",
    "usb_blocklist.h",
    "usb_chooser_context.h",
    "usb_chooser_context_factory.h",
    "usb_chooser_controller.h",
    "usb_policy_allowed_devices.h",
    "web_usb_chooser.h",
    "web_usb_histograms.h",
  ]
  public_deps = [
    "//base",
    "//chrome/browser/profiles:profile",
    "//components/permissions",
    "//components/prefs",
    "//content/public/browser",
    "//mojo/public/cpp/bindings",
    "//services/device/public/mojom:usb",
    "//url",

    # Note that `chrome_usb_delegate.h` and `usb_chooser_controller.h` both
    # include headers from `//third_party/blink/public/mojom/usb` GN target,
    # which should be explicitly listed here.
    # However, it causes a linking error on Windows bots (duplicated symbol),
    # given that this target is also implicitly included via the chain below.
    #
    #   //chrome/browser/usb:usb --[public]-->
    #   //content/public/browser:browser --[public]-->
    #   //content/public/browser:browser_sources --[public]-->
    #   //components/services/storage/privileged/mojom:mojom --[public]-->
    #
    # This also applies to other targets below, including `:browser_tests` and
    # `:unit_tests`.
  ]

  if (is_android) {
    sources += [ "android/web_usb_chooser_android.h" ]
  } else {
    sources += [
      "usb_connection_tracker.h",
      "usb_connection_tracker_factory.h",
      "usb_system_tray_icon.h",
      "web_usb_chooser_desktop.h",
      "web_usb_detector.h",
    ]
    public_deps += [
      "//chrome/browser/device_notifications",
      "//ui/gfx",
    ]

    if (!is_chromeos) {
      sources += [ "usb_status_icon.h" ]
    } else {
      sources += [ "usb_pinned_notification.h" ]
    }
  }
}

source_set("impl") {
  sources = [
    "chrome_usb_delegate.cc",
    "usb_blocklist.cc",
    "usb_chooser_context.cc",
    "usb_chooser_context_factory.cc",
    "usb_chooser_controller.cc",
    "usb_policy_allowed_devices.cc",
    "web_usb_chooser.cc",
    "web_usb_histograms.cc",
  ]
  deps = [
    ":usb",
    "//base",
    "//chrome/app:generated_resources",
    "//chrome/browser/chooser_controller",
    "//chrome/browser/content_settings:content_settings_factory",
    "//chrome/browser/profiles:profile",
    "//chrome/browser/ui",
    "//chrome/common",
    "//chrome/common:chrome_features",
    "//components/content_settings/core/common",
    "//components/permissions",
    "//components/prefs",
    "//components/strings:components_strings",
    "//content/public/browser",
    "//services/device/public/cpp:device_features",
    "//services/device/public/cpp/usb",
    "//services/device/public/mojom:usb",
    "//services/network/public/mojom:mojom_permissions_policy_shared",
    "//services/network/public/mojom:mojom_permissions_policy_shared_cpp_sources",
    "//third_party/blink/public:runtime_features_for_public",
    "//ui/base",
    "//url",
  ]

  if (is_android) {
    sources += [
      "android/usb_bridge.cc",
      "android/web_usb_chooser_android.cc",
    ]
    deps += [ "//chrome/browser/usb/android:jni_headers" ]
  } else {
    sources += [
      "usb_connection_tracker.cc",
      "usb_connection_tracker_factory.cc",
      "usb_system_tray_icon.cc",
      "web_usb_chooser_desktop.cc",
      "web_usb_detector.cc",
    ]

    deps += [
      "//chrome/app:branded_strings",
      "//chrome/app/vector_icons",
      "//chrome/browser:browser_process",
      "//chrome/browser/ui:browser_tab_strip",
      "//chrome/browser/ui/tab_contents",
      "//chrome/browser/ui/tabs:tab_strip",
      "//components/url_formatter",
      "//components/vector_icons",
      "//extensions/buildflags",
      "//services/network/public/cpp:is_potentially_trustworthy",
      "//ui/base:types",
      "//ui/gfx",
      "//ui/gfx:color_utils",
      "//ui/message_center/public/cpp",
    ]

    if (!is_chromeos) {
      sources += [ "usb_status_icon.cc" ]
    } else {
      sources += [ "usb_pinned_notification.cc" ]
      deps += [
        "//ash/constants",
        "//chromeos/ash/components/settings",
      ]
    }
  }

  if (enable_extensions_core) {
    deps += [
      "//extensions/browser",
      "//extensions/common",
      "//extensions/common:common_constants",
    ]
  }

  public_deps = [ "//chrome/browser:browser_public_dependencies" ]
}

source_set("unit_tests") {
  testonly = true
  sources = []
  deps = []

  if (!is_android) {
    sources += [
      "chrome_usb_delegate_unittest.cc",
      "usb_blocklist_unittest.cc",
      "usb_chooser_context_mock_device_observer.cc",
      "usb_chooser_context_mock_device_observer.h",
      "usb_chooser_context_unittest.cc",
      "usb_chooser_controller_unittest.cc",
      "usb_connection_tracker_unittest.cc",
      "usb_policy_allowed_devices_unittest.cc",
      "usb_test_utils.cc",
      "usb_test_utils.h",
    ]
    deps = [
      ":usb",
      "//base",
      "//base/test:test_support",
      "//chrome/browser/content_settings:content_settings_factory",
      "//chrome/browser/device_notifications:unit_tests",
      "//chrome/browser/extensions:test_support",
      "//chrome/common:chrome_features",
      "//chrome/common:non_code_constants",
      "//chrome/test:test_support",
      "//components/content_settings/core/browser",
      "//components/content_settings/core/common",
      "//components/permissions:test_support",
      "//components/prefs",
      "//components/sync_preferences:test_support",
      "//content/public/browser",
      "//content/test:test_support",
      "//extensions:test_support",
      "//extensions/browser",
      "//extensions/buildflags",
      "//mojo/public/cpp/bindings",
      "//services/device/public/cpp:device_features",
      "//services/device/public/cpp:test_support",
      "//url",
    ]
  }

  if (!is_android && !is_chromeos) {
    sources += [ "usb_status_icon_unittest.cc" ]
    deps += [
      "//chrome/app:branded_strings",
      "//chrome/app:command_ids",
      "//extensions/common:common_constants",
      "//ui/base",
    ]
  }

  if (is_chromeos) {
    sources += [ "usb_pinned_notification_unittest.cc" ]
    deps += [
      ":usb",
      "//chrome/app:branded_strings",
      "//chrome/browser/ash/settings",
      "//chrome/browser/ash/settings:test_support",
      "//chromeos/ash/components/settings",
      "//extensions/common:common_constants",
      "//ui/base",
    ]
  }
}

if (is_linux || is_mac || is_win) {
  source_set("device_realtarget_browsertests") {
    testonly = true
    defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
    sources = [ "chrome_usb_realtarget_browsertest.cc" ]
    deps = [
      ":usb",
      "//base",
      "//chrome/browser/ui",
      "//chrome/browser/ui/tabs:tab_strip",
      "//chrome/test:test_support_ui",
      "//content/public/browser",
      "//content/public/common",
      "//content/test:test_support",
    ]
  }
}

if (!is_android) {
  source_set("browser_tests") {
    testonly = true
    defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
    sources = [
      "chrome_usb_browsertest.cc",
      "usb_browser_test_utils.cc",
      "usb_browser_test_utils.h",
      "web_usb_detector_browsertest.cc",
    ]
    public_deps = [
      ":usb",
      "//base",
      "//chrome/browser",
    ]
    deps = [
      "//base/test:test_support",
      "//chrome/app:command_ids",
      "//chrome/browser:browser_process",
      "//chrome/browser/content_settings:content_settings_factory",
      "//chrome/browser/notifications",
      "//chrome/browser/profiles:profile",
      "//chrome/browser/ui",
      "//chrome/browser/ui:browser_list",
      "//chrome/browser/ui/tabs:tab_strip",
      "//chrome/browser/web_applications",
      "//chrome/browser/web_applications:web_applications_test_support",
      "//chrome/common:chrome_features",
      "//chrome/test:test_support",
      "//chrome/test:test_support_ui",
      "//components/account_id",
      "//components/content_settings/core/browser",
      "//components/content_settings/core/common",
      "//components/permissions",
      "//components/prefs",
      "//content/public/browser",
      "//content/public/common",
      "//content/test:test_support",
      "//extensions:test_support",
      "//extensions/buildflags",
      "//extensions/common",
      "//mojo/public/cpp/bindings",
      "//services/device/public/cpp:test_support",
      "//services/device/public/mojom:usb",
      "//services/service_manager/public/cpp",
      "//testing/gtest",
      "//ui/message_center/public/cpp",
      "//url",
    ]
    if (is_chromeos) {
      deps += [ "//chrome/browser/ash/test:test_support" ]
    }
  }
}