Remove legacy drive sync client loaders

Bug: 1003238
Change-Id: I88ec141acd23900f7be259a34d27a8bc118e43ec
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1896492
Commit-Queue: Austin Tankiang <austinct@chromium.org>
Reviewed-by: Sergei Datsenko <dats@chromium.org>
Reviewed-by: Stuart Langley <slangley@chromium.org>
Cr-Commit-Position: refs/heads/master@{#713759}

chrome/browser/chromeos/BUILD.gn

@@ -2935,11 +2935,8 @@ source_set("unit_tests") {
     "../ui/webui/settings/chromeos/device_keyboard_handler_unittest.cc",
     "../ui/webui/settings/chromeos/internet_handler_unittest.cc",
     "../ui/webui/settings/chromeos/multidevice_handler_unittest.cc",
-    "//components/drive/about_resource_loader_unittest.cc",
-    "//components/drive/change_list_loader_unittest.cc",
     "//components/drive/change_list_processor_unittest.cc",
     "//components/drive/chromeos/file_cache_unittest.cc",
-    "//components/drive/directory_loader_unittest.cc",
     "//components/drive/drive_file_util_unittest.cc",
     "//components/drive/drive_notification_manager_unittest.cc",
     "//components/drive/drive_operation_queue_unittest.cc",
@@ -2954,9 +2951,6 @@ source_set("unit_tests") {
     "//components/drive/resource_metadata_storage_unittest.cc",
     "//components/drive/resource_metadata_unittest.cc",
     "//components/drive/search_metadata_unittest.cc",
-    "//components/drive/start_page_token_loader_unittest.cc",
-    "//components/drive/team_drive_change_list_loader_unittest.cc",
-    "//components/drive/team_drive_list_loader_unittest.cc",
   ]
 
   public_deps = [

components/drive/BUILD.gn

@@ -97,20 +97,8 @@ static_library("test_support") {
 if (is_chromeos) {
   source_set("drive_chromeos") {
     sources = [
-      "chromeos/about_resource_loader.cc",
-      "chromeos/about_resource_loader.h",
-      "chromeos/about_resource_root_folder_id_loader.cc",
-      "chromeos/about_resource_root_folder_id_loader.h",
-      "chromeos/change_list_loader.cc",
-      "chromeos/change_list_loader.h",
-      "chromeos/change_list_loader_observer.h",
       "chromeos/change_list_processor.cc",
       "chromeos/change_list_processor.h",
-      "chromeos/default_corpus_change_list_loader.cc",
-      "chromeos/default_corpus_change_list_loader.h",
-      "chromeos/directory_loader.cc",
-      "chromeos/directory_loader.h",
-      "chromeos/drive_change_list_loader.h",
       "chromeos/drive_file_util.cc",
       "chromeos/drive_file_util.h",
       "chromeos/drive_operation_queue.h",
@@ -119,23 +107,14 @@ if (is_chromeos) {
       "chromeos/file_system_interface.cc",
       "chromeos/file_system_interface.h",
       "chromeos/file_system_observer.h",
-      "chromeos/loader_controller.cc",
-      "chromeos/loader_controller.h",
       "chromeos/remove_stale_cache_files.cc",
       "chromeos/remove_stale_cache_files.h",
       "chromeos/resource_metadata.cc",
       "chromeos/resource_metadata.h",
-      "chromeos/root_folder_id_loader.h",
       "chromeos/search_metadata.cc",
       "chromeos/search_metadata.h",
-      "chromeos/start_page_token_loader.cc",
-      "chromeos/start_page_token_loader.h",
       "chromeos/team_drive.cc",
       "chromeos/team_drive.h",
-      "chromeos/team_drive_change_list_loader.cc",
-      "chromeos/team_drive_change_list_loader.h",
-      "chromeos/team_drive_list_loader.cc",
-      "chromeos/team_drive_list_loader.h",
       "chromeos/team_drive_list_observer.h",
     ]
     deps = [

components/drive/DEPS

@@ -22,10 +22,7 @@ specific_include_rules = {
 
   # The following test dependencies should be removed to fully componentize this
   # directory. crbug.com/498951
-  r"(about_resource_loader_unittest\.cc"
-  r"|change_list_loader_unittest\.cc"
-  r"|change_list_processor_unittest\.cc"
-  r"|directory_loader_unittest\.cc"
+  r"(change_list_processor_unittest\.cc"
   r"|drive_file_util_unittest\.cc"
   r"|file_cache_unittest\.cc"
   r"|file_system_core_util_unittest\.cc"
@@ -35,9 +32,6 @@ specific_include_rules = {
   r"|resource_metadata_storage_unittest\.cc"
   r"|resource_metadata_unittest\.cc"
   r"|search_metadata_unittest\.cc"
-  r"|start_page_token_loader_unittest\.cc"
-  r"|team_drive_change_list_loader_unittest\.cc"
-  r"|team_drive_list_loader_unittest\.cc"
   r")": [
     "+content/public/test/browser_task_environment.h",
   ],