[iOS][Password Check] Fix ObjCCastStrict crash on Password Details

Since Password Details uses not only TableViewTextEditCell
ObjCCastStrict should be called every time.

Bug: 1112354
Change-Id: I3afcf962842ab9db711f7c5bcb1b14ca00d3a795
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2320172
Commit-Queue: Viktor Semeniuk <vsemeniuk@google.com>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#794978}

ios/chrome/browser/ui/settings/autofill/autofill_edit_table_view_controller+protected.h

@@ -13,6 +13,9 @@
 // Returns the indexPath for the currently focused text field when in edit mode.
 - (NSIndexPath*)indexPathForCurrentTextField;
 
+// Returns whether cell at indexPath is editCell.
+- (BOOL)isItemAtIndexPathTextEditCell:(NSIndexPath*)cellPath;
+
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_SETTINGS_AUTOFILL_AUTOFILL_EDIT_TABLE_VIEW_CONTROLLER_PROTECTED_H_

ios/chrome/browser/ui/settings/autofill/autofill_edit_table_view_controller.mm

@@ -160,13 +160,17 @@
   return [self.tableView indexPathForCell:_currentEditingCell];
 }
 
+- (BOOL)isItemAtIndexPathTextEditCell:(NSIndexPath*)cellPath {
+  return YES;
+}
+
 - (void)moveToAnotherCellWithOffset:(NSInteger)offset {
   NSIndexPath* cellPath = [self indexPathForCurrentTextField];
   DCHECK(cellPath);
   NSIndexPath* nextCellPath = [self indexForCellPathWithOffset:offset
                                                       fromPath:cellPath];
 
-  if (!nextCellPath) {
+  if (!nextCellPath || ![self isItemAtIndexPathTextEditCell:nextCellPath]) {
     [[_currentEditingCell textField] resignFirstResponder];
   } else {
     TableViewTextEditCell* nextCell =

ios/chrome/browser/ui/settings/password/password_details/password_details_view_controller.mm

@@ -415,6 +415,19 @@ typedef NS_ENUM(NSInteger, ReauthenticationReason) {
   [self reloadData];
 }
 
+- (BOOL)isItemAtIndexPathTextEditCell:(NSIndexPath*)cellPath {
+  NSInteger itemType = [self.tableViewModel itemTypeForIndexPath:cellPath];
+  switch (static_cast<ItemType>(itemType)) {
+    case ItemTypePassword:
+      return YES;
+    case ItemTypeWebsite:
+    case ItemTypeUsername:
+    case ItemTypeChangePasswordButton:
+    case ItemTypeChangePasswordRecommendation:
+      return NO;
+  }
+}
+
 #pragma mark - Actions
 
 // Called when the user tapped on the show/hide button near password.