From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:46:50 -0700
Subject: use_transparent_window.patch


diff --git a/ui/gl/gpu_switching_manager.cc b/ui/gl/gpu_switching_manager.cc
index be715646580966ddadb762940efd8c627e7a1e65..4529866b08645691e3aa901c57890b11ce2bd829 100644
--- a/ui/gl/gpu_switching_manager.cc
+++ b/ui/gl/gpu_switching_manager.cc
@@ -4,6 +4,12 @@
 
 #include "ui/gl/gpu_switching_manager.h"
 
+namespace {
+
+bool g_use_transparent = false;
+
+}  // namespace
+
 namespace ui {
 
 // static
@@ -11,6 +17,16 @@ GpuSwitchingManager* GpuSwitchingManager::GetInstance() {
   return base::Singleton<GpuSwitchingManager>::get();
 }
 
+// static
+void GpuSwitchingManager::SetTransparent(bool transparent) {
+  g_use_transparent = transparent;
+}
+
+// static
+bool GpuSwitchingManager::UseTransparent() {
+  return g_use_transparent;
+}
+
 GpuSwitchingManager::GpuSwitchingManager() {}
 
 GpuSwitchingManager::~GpuSwitchingManager() {}
diff --git a/ui/gl/gpu_switching_manager.h b/ui/gl/gpu_switching_manager.h
index 4308bbed939898323f26a747330937b7009f11b4..a7cafcfccdffd1b63858d2fc7650eba7d6ec418e 100644
--- a/ui/gl/gpu_switching_manager.h
+++ b/ui/gl/gpu_switching_manager.h
@@ -18,6 +18,9 @@ class GL_EXPORT GpuSwitchingManager {
   // Getter for the singleton. This will return NULL on failure.
   static GpuSwitchingManager* GetInstance();
 
+  static void SetTransparent(bool transparent);
+  static bool UseTransparent();
+
   void AddObserver(GpuSwitchingObserver* observer);
   void RemoveObserver(GpuSwitchingObserver* observer);
 
