Modularize Compact Language Detector 2 (CLD2) data sources

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 13ad3e6f4cf7dccf14685a007836ad4d36511512..c7d008756dac6cbcf28ba38beb69d38ef085f937 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -807,7 +807,6 @@
         'browser/chromeos/ui/idle_app_name_notification_view_unittest.cc',
         'browser/chromeos/version_loader_unittest.cc',
         'browser/command_updater_unittest.cc',
-        'browser/component_updater/test/cld_component_installer_unittest.cc',
         'browser/component_updater/test/component_installers_unittest.cc',
         'browser/component_updater/test/component_patcher_unittest.cc',
         'browser/component_updater/test/component_updater_ping_manager_unittest.cc',
@@ -2071,6 +2070,11 @@
           'includes': ['chrome_ios_bundle_resources.gypi'],
           'xcode_settings': {'OTHER_LDFLAGS': ['-ObjC']},
         }],
+        ['cld2_data_source=="component"', {
+          'sources': [
+            'browser/component_updater/test/cld_component_installer_unittest.cc',
+          ]},
+        ],
         ['enable_background==0', {
           'sources/': [
             ['exclude', '^browser/background/'],