Clear out some minor TODOs.

BUG=none

Review URL: https://codereview.chromium.org/1047063002

Cr-Commit-Position: refs/heads/master@{#322959}
AutofillDialogView* AutofillDialogView::Create(
    AutofillDialogViewDelegate* delegate) {
  return new AutofillDialogViews(delegate);
}

AutofillDialogView* AutofillDialogView::Create(
    AutofillDialogViewDelegate* delegate) {
  return new AutofillDialogViews(delegate);
}
