Respond to CR.

Signal/src/ViewControllers/AppSettings/OWSBackupSettingsViewController.m

@@ -88,15 +88,16 @@ NS_ASSUME_NONNULL_BEGIN
                 if (OWSBackup.sharedManager.backupExportProgress) {
                     NSUInteger progressPercent
                         = (NSUInteger)round(OWSBackup.sharedManager.backupExportProgress.floatValue * 100);
+                    NSNumberFormatter *numberFormatter = [[NSNumberFormatter alloc] init];
+                    [numberFormatter setNumberStyle:NSNumberFormatterPercentStyle];
+                    [numberFormatter setMaximumFractionDigits:0];
+                    [numberFormatter setMultiplier:@1];
+                    NSString *progressString = [numberFormatter stringFromNumber:@(progressPercent)];
                     [progressSection
                         addItem:[OWSTableItem
                                     labelItemWithText:NSLocalizedString(@"SETTINGS_BACKUP_PROGRESS",
                                                           @"Label for phase row in the in the backup settings view.")
-                                        accessoryText:[NSString
-                                                          stringWithFormat:NSLocalizedString(@"PERCENTAGE_FORMAT",
-                                                                               @"Format for percentages, e.g. 65%. "
-                                                                               @"Embeds {{percentage}}, e.g. 65."),
-                                                          @(progressPercent).stringValue]]];
+                                        accessoryText:progressString]];
                 }
             }
         }

Signal/src/util/OWSBackupAPI.swift

@@ -552,10 +552,10 @@ import CloudKit
 
     // MARK: - Retry
 
-    private enum CKOutcome {
+    private enum APIOutcome {
         case success
         case failureDoNotRetry(error:Error)
-        case failureRetryAfterDelay(retryDelay: Double)
+        case failureRetryAfterDelay(retryDelay: TimeInterval)
         case failureRetryWithoutDelay
         // This only applies to fetches.
         case unknownItem
@@ -563,7 +563,7 @@ import CloudKit
 
     private class func outcomeForCloudKitError(error: Error?,
                                                 remainingRetries: Int,
-                                                label: String) -> CKOutcome {
+                                                label: String) -> APIOutcome {
         if let error = error as? CKError {
             if error.code == CKError.unknownItem {
                 // This is not always an error for our purposes.

Signal/translations/en.lproj/Localizable.strings

@@ -160,6 +160,9 @@
 /* Error indicating the a backup export could not export the user's data. */
 "BACKUP_EXPORT_ERROR_COULD_NOT_EXPORT" = "Backup data could be exported.";
 
+/* Error indicating that the app received an invalid response from CloudKit. */
+"BACKUP_EXPORT_ERROR_INVALID_CLOUDKIT_RESPONSE" = "Invalid server response.";
+
 /* Error indicating the a backup export failed to save a file to the cloud. */
 "BACKUP_EXPORT_ERROR_SAVE_FILE_TO_CLOUD_FAILED" = "Backup could not upload data.";
 
@@ -178,9 +181,6 @@
 /* Error indicating the a backup import could not import the user's data. */
 "BACKUP_IMPORT_ERROR_COULD_NOT_IMPORT" = "Backup could not be imported.";
 
-/* Error indicating the a backup import failed to download a file from the cloud. */
-"BACKUP_IMPORT_ERROR_DOWNLOAD_FILE_FROM_CLOUD_FAILED" = "Could not download backup data.";
-
 /* Indicates that the backup import is being configured. */
 "BACKUP_IMPORT_PHASE_CONFIGURATION" = "Configuring Backup";
 
@@ -1225,9 +1225,6 @@
 /* A display format for oversize text messages. */
 "OVERSIZE_TEXT_DISPLAY_FORMAT" = "%@…";
 
-/* Format for percentages, e.g. 65%. Embeds {{percentage}}, e.g. 65. */
-"PERCENTAGE_FORMAT" = "%@%%";
-
 /* A format for a label showing an example phone number. Embeds {{the example phone number}}. */
 "PHONE_NUMBER_EXAMPLE_FORMAT" = "Example: %@";