- Electron version: 0.36.12, 0.37.6
- Operating system: Kubuntu 15.10

Try Ctrl+Shift+F, find progress freeze always.

atom/browser/common_web_contents_delegate.h
return web_contents_.get();
  }
  NativeWindow* owner_window() const { return owner_window_.get(); }
  bool is_html_fullscreen() const { return html_fullscreen_; }
 protected:
  
  content::WebContents* OpenURLFromTab(
      content::WebContents* source,
      const content::OpenURLParams& params) override;
  bool CanOverscrollContent() const override;
  content::JavaScriptDialogManager* GetJavaScriptDialogManager(
      content::WebContents* source) override;
  content::ColorChooser* OpenColorChooser(
      content::WebContents* web_contents,
      SkColor color,