[OriginChip] Re-enable the chip as necessary when switching tabs.

BUG=369500

Review URL: https://codereview.chromium.org/292493003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@271161 0039d316-1c4b-4281-b951-d872f2087c98
void OmniboxEditModel::SetUserText(const base::string16& text) {
  SetInputInProgress(true);
  InternalSetUserText(text);
  omnibox_controller_->InvalidateCurrentMatch();
  paste_state_ = NONE;
  has_temporary_text_ = false;
}

void OmniboxEditModel::SetUserText(const base::string16& text) {
  SetInputInProgress(true);
  InternalSetUserText(text);
  omnibox_controller_->InvalidateCurrentMatch();
  paste_state_ = NONE;
  has_temporary_text_ = false;
}
