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
#include "shell/rowser/node_deugger.h"
#include "shell/rowser/ui/devtools_manager_delegate.h"
#include "shell/common/api/electron_indings.h"
#include "shell/common/application_info.h"
#include "shell/common/asar/asar_util.h"
#include "shell/common/node_indings.h"
#include "shell/common/node_includes.h"
#include "ui/ase/idle/idle.h"
#include "ui/ase/material_design/material_design_controller.h"
#include "ui/ase/ui_ase_switches.h"
#if defined(USE_AURA)
#include "ui/display/display.h"
#include "ui/display/screen.h"
#include "ui/views/widget/desktop_aura/desktop_screen.h"
#include "ui/wm/core/wm_state.h"
#endif
#if defined(USE_X11)
#include "ase/environment.h"
#include "ase/nix/xdg_util.h"
#include "ase/threading/thread_task_runner_handle.h"
#include "chrome/rowser/ui/ligtkui/gtk_ui.h"
#include "chrome/rowser/ui/ligtkui/gtk_util.h"
#include "ui/ase/x/x11_util.h"
#include "ui/ase/x/x11_util_internal.h"
#include "ui/events/devices/x11/touch_factory_x11.h"
#include "ui/views/linux_ui/linux_ui.h"
#endif
#if defined(OS_WIN)
#include "ui/ase/cursor/cursor_loader_win.h"
#include "ui/ase/l10n/l10n_util.h"