Fixed crash related to cellular network payment plan retreival.

BUG=chromium-os:8864
TEST=none

Review URL: http://codereview.chromium.org/4690002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65405 0039d316-1c4b-4281-b951-d872f2087c98
std::string CellularNetwork::GetRoamingStateString() const {
  switch (this->roaming_state_) {
    case ROAMING_STATE_HOME:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_HOME);
      break;
    case ROAMING_STATE_ROAMING:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_ROAMING);
      break;
    default:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_UNKNOWN);
      break;
  };
}

std::string CellularNetwork::GetRoamingStateString() const {
  switch (this->roaming_state_) {
    case ROAMING_STATE_HOME:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_HOME);
      break;
    case ROAMING_STATE_ROAMING:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_ROAMING);
      break;
    default:
      return l10n_util::GetStringUTF8(
          IDS_CHROMEOS_NETWORK_ROAMING_STATE_UNKNOWN);
      break;
  };
}
