Restrict the Chromoting client plugin to use by extensions & apps.

BUG=160456


Review URL: https://chromiumcodereview.appspot.com/11365276

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@168289 0039d316-1c4b-4281-b951-d872f2087c98
void ChromotingInstance::InjectClipboardEvent(
    const protocol::ClipboardEvent& event) {
  scoped_ptr<base::DictionaryValue> data(new base::DictionaryValue());
  data->SetString("mimeType", event.mime_type());
  data->SetString("item", event.data());
  PostChromotingMessage("injectClipboardItem", data.Pass());
}

void ChromotingInstance::InjectClipboardEvent(
    const protocol::ClipboardEvent& event) {
  scoped_ptr<base::DictionaryValue> data(new base::DictionaryValue());
  data->SetString("mimeType", event.mime_type());
  data->SetString("item", event.data());
  PostChromotingMessage("injectClipboardItem", data.Pass());
}
