Let the browser handle external navigations from DevTools.

BUG=180555


Review URL: https://chromiumcodereview.appspot.com/12531004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@186793 0039d316-1c4b-4281-b951-d872f2087c98
bool RenderViewImpl::openDateTimeChooser(
    const WebKit::WebDateTimeChooserParams& params,
    WebKit::WebDateTimeChooserCompletion* completion) {
  date_time_picker_client_.reset(
      new RendererDateTimePicker(this, params, completion));
  return date_time_picker_client_->Open();
}

bool RenderViewImpl::openDateTimeChooser(
    const WebKit::WebDateTimeChooserParams& params,
    WebKit::WebDateTimeChooserCompletion* completion) {
  date_time_picker_client_.reset(
      new RendererDateTimePicker(this, params, completion));
  return date_time_picker_client_->Open();
}
