function SystemMessageInternal() {
  // The set of pages registered by installed apps. We keep the
  // list of pending messages for each page here also.
  this._pages = [];
  Services.obs.addObserver(this, "xpcom-shutdown", false);
  ppmm.addMessageListener("SystemMessageManager:GetPending", this);
}
// Implementation of the component used by internal users.
Implementation of the component used by internal users.
Implementation of the component used by internal users .
function SystemMessageInternal() {
  this._pages = [];
  Services.obs.addObserver(this, "xpcom-shutdown", false);
  ppmm.addMessageListener("SystemMessageManager:GetPending", this);
}
function SystemMessageInternal ( ) { this . _pages = [ ] ; Services . obs . addObserver ( this , "xpcom-shutdown" , false ) ; ppmm . addMessageListener ( "SystemMessageManager:GetPending" , this ) ; }
Implementation of the component used by internal users.
Implementation of the component used by internal users .
// The set of pages registered by installed apps. We keep the // list of pending messages for each page here also.