From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:45:47 -0700
Subject: disable_hidden.patch

Electron uses this to disable background throttling for hidden windows.

diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index fd91861198a0cd1724a8702ba436e63644d2360e..5d591ea96af1f26664fc39baf8fdc18938e7cf7a 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -636,6 +636,9 @@ void RenderWidgetHostImpl::WasHidden() {
   if (is_hidden_)
     return;
 
+  if (disable_hidden_)
+    return;
+
   RejectMouseLockOrUnlockIfNecessary();
 
   TRACE_EVENT0("renderer_host", "RenderWidgetHostImpl::WasHidden");
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 15a23f9540896fcb76796da1de8552e319d82f32..59a675ae58b5a46e63e187184b4359a62b6368e2 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -187,6 +187,9 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   // RenderWidgetHostImpl.
   static RenderWidgetHostImpl* From(RenderWidgetHost* rwh);
 
+  // Electron: Prevents the widget from getting hidden.
+  bool disable_hidden_ = false;
+
   void set_hung_renderer_delay(const base::TimeDelta& delay) {
     hung_renderer_delay_ = delay;
   }