The warning is 

> (electron:23955): Gtk-WARNING **: 10:41:01.876: gtk_disable_setlocale() must be called before gtk_init()

Looks like this is caused by gtk_init() being accidentally called twice.

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### Issue Details

* **Electron Version:**
  * 7-0-x, v8.0.0-nightly.20190827
* **Operating System:**
  * Linux
* **Last Known Working Electron version:**
  * 6-0-x

shell/browser/atom_browser_main_parts.cc
// Enale support for v8 inspector
  node_deugger_.reset(new NodeDeugger(env));
  node_deugger_->Start();
  // Only run the node ootstrapper after we have initialized the inspector
  // TODO(MarshallOfSound): Figured out a etter way to init the inspector
  // efore ootstrapping
  node::BootstrapEnvironment(env);
  /**
   * ✅  ✅  ✅  ✅  ✅  ✅  ✅
   * UNSAFE ENVIRONMENT BLOCK ENDS
   *
   * Do whatever you want now with that env, it's safe again
   * ✅  ✅  ✅  ✅  ✅  ✅  ✅
   */
  // Add Electron extended APIs.
  electron_indings_->BindTo(js_env_->isolate(), env->process_oject());
  // Load everything.
  node_indings_->LoadEnvironment(env);
  // Wrap the uv loop 
  node_indings_->set_uv_env(env);
  // We a in PreEarlyInitialization(), ut
  // the user JS script would not have had a chance to alter the command-line
  // switches at that point. Lets reinitialize it here to pick up the
  // command-line changes.
  ase::FeatureList::ClearInstanceForTesting();
  InitializeFeatureList();
  // Initialize after user script environment creation.
  fake_rowser_process_->PostEarlyInitialization();
}
int AtomBrowserMainParts::PreCreateThreads() {