[SyncFS] Clean up V1 drive_file_sync_util.h dependency from V2

chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc

Index: chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc
diff --git a/chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc b/chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc
index 2e736d5e651fac48690d513c2fdef4a2f03c49cd..73dbc607056420b38c8aff9f35e162104e2c60b0 100644
--- a/chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc
+++ b/chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_util.cc
@@ -21,73 +21,6 @@ bool is_drive_api_disabled = false;
 
 }  // namespace
 
-SyncStatusCode GDataErrorCodeToSyncStatusCode(
-    google_apis::GDataErrorCode error) {
-  // NOTE: Please update DriveFileSyncService::UpdateServiceState when you add
-  // more error code mapping.
-  switch (error) {
-    case google_apis::HTTP_SUCCESS:
-    case google_apis::HTTP_CREATED:
-    case google_apis::HTTP_NO_CONTENT:
-    case google_apis::HTTP_FOUND:
-      return SYNC_STATUS_OK;
-
-    case google_apis::HTTP_NOT_MODIFIED:
-      return SYNC_STATUS_NOT_MODIFIED;
-
-    case google_apis::HTTP_CONFLICT:
-    case google_apis::HTTP_PRECONDITION:
-      return SYNC_STATUS_HAS_CONFLICT;
-
-    case google_apis::HTTP_UNAUTHORIZED:
-      return SYNC_STATUS_AUTHENTICATION_FAILED;
-
-    case google_apis::GDATA_NO_CONNECTION:
-      return SYNC_STATUS_NETWORK_ERROR;
-
-    case google_apis::HTTP_INTERNAL_SERVER_ERROR:
-    case google_apis::HTTP_BAD_GATEWAY:
-    case google_apis::HTTP_SERVICE_UNAVAILABLE:
-    case google_apis::GDATA_CANCELLED:
-    case google_apis::GDATA_NOT_READY:
-      return SYNC_STATUS_SERVICE_TEMPORARILY_UNAVAILABLE;
-
-    case google_apis::HTTP_NOT_FOUND:
-    case google_apis::HTTP_GONE:
-      return SYNC_FILE_ERROR_NOT_FOUND;
-
-    case google_apis::GDATA_FILE_ERROR:
-      return SYNC_FILE_ERROR_FAILED;
-
-    case google_apis::HTTP_FORBIDDEN:
-      return SYNC_STATUS_ACCESS_FORBIDDEN;
-
-    case google_apis::HTTP_RESUME_INCOMPLETE:
-    case google_apis::HTTP_BAD_REQUEST:
-    case google_apis::HTTP_LENGTH_REQUIRED:
-    case google_apis::HTTP_NOT_IMPLEMENTED:
-    case google_apis::GDATA_PARSE_ERROR:
-    case google_apis::GDATA_OTHER_ERROR:
-      return SYNC_STATUS_FAILED;
-
-    case google_apis::GDATA_NO_SPACE:
-      return SYNC_FILE_ERROR_NO_SPACE;
-  }
-
-  // There's a case where DriveService layer returns GDataErrorCode==-1
-  // when network is unavailable. (http://crbug.com/223042)
-  // TODO(kinuko,nhiroki): We should identify from where this undefined error
-  // code is coming.
-  if (error == -1)
-    return SYNC_STATUS_NETWORK_ERROR;
-
-  util::Log(logging::LOG_WARNING,
-            FROM_HERE,
-            "Got unexpected error: %d",
-            static_cast<int>(error));
-  return SYNC_STATUS_FAILED;
-}
-
 void SetDisableDriveAPI(bool flag) {
   is_drive_api_disabled = flag;
 }