From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: deepak1556 <hop2deep@gmail.com>
Date: Thu, 18 Oct 2018 17:07:01 -0700
Subject: desktop_media_list.patch

* Use our grit resources instead of the chrome ones.
* Disabled WindowCaptureMacV2 feature for https://github.com/electron/electron/pull/30507
* Ensure "OnRefreshComplete()" even if there are no items in the list

diff --git a/chrome/browser/media/webrtc/desktop_media_list.h b/chrome/browser/media/webrtc/desktop_media_list.h
index 6fb778093f57942faebbc6a68a92967826476674..57cad85973c5cfe3a19f80fd318ec46f085ad4d0 100644
--- a/chrome/browser/media/webrtc/desktop_media_list.h
+++ b/chrome/browser/media/webrtc/desktop_media_list.h
@@ -107,7 +107,8 @@ class DesktopMediaList {
   // once per DesktopMediaList instance.  It should not be called after
   // StartUpdating(), and StartUpdating() should not be called until |callback|
   // has been called.
-  virtual void Update(UpdateCallback callback) = 0;
+  virtual void Update(UpdateCallback callback,
+                      bool refresh_thumbnails = false) = 0;
 
   virtual int GetSourceCount() const = 0;
   virtual const Source& GetSource(int index) const = 0;
diff --git a/chrome/browser/media/webrtc/desktop_media_list_base.cc b/chrome/browser/media/webrtc/desktop_media_list_base.cc
index 1f25e8321301b0a5cd8703b8a4e9ec840fc0331b..f95b2230135dbcd6b19a31215d4f10be3481148c 100644
--- a/chrome/browser/media/webrtc/desktop_media_list_base.cc
+++ b/chrome/browser/media/webrtc/desktop_media_list_base.cc
@@ -70,12 +70,12 @@ void DesktopMediaListBase::StartUpdating(DesktopMediaListObserver* observer) {
   Refresh(true);
 }
 
-void DesktopMediaListBase::Update(UpdateCallback callback) {
+void DesktopMediaListBase::Update(UpdateCallback callback, bool refresh_thumbnails) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(sources_.empty());
   DCHECK(!refresh_callback_);
   refresh_callback_ = std::move(callback);
-  Refresh(false);
+  Refresh(refresh_thumbnails);
 }
 
 int DesktopMediaListBase::GetSourceCount() const {
diff --git a/chrome/browser/media/webrtc/desktop_media_list_base.h b/chrome/browser/media/webrtc/desktop_media_list_base.h
index de56c9b94f92e9abf69b1d4894e5d386cad6d3cd..f8955ef7cc43b1854b29841ed65260a1966a4b19 100644
--- a/chrome/browser/media/webrtc/desktop_media_list_base.h
+++ b/chrome/browser/media/webrtc/desktop_media_list_base.h
@@ -39,7 +39,7 @@ class DesktopMediaListBase : public DesktopMediaList {
   void SetThumbnailSize(const gfx::Size& thumbnail_size) override;
   void SetViewDialogWindowId(content::DesktopMediaID dialog_id) override;
   void StartUpdating(DesktopMediaListObserver* observer) override;
-  void Update(UpdateCallback callback) override;
+  void Update(UpdateCallback callback, bool refresh_thumbnails) override;
   int GetSourceCount() const override;
   const Source& GetSource(int index) const override;
   DesktopMediaList::Type GetMediaListType() const override;
diff --git a/chrome/browser/media/webrtc/fake_desktop_media_list.cc b/chrome/browser/media/webrtc/fake_desktop_media_list.cc
index cea6af048e682e33b5d93e4a3bfb4072840ca4fe..1c98d2275fa73a9e105bbd8928e05b48a4a05c14 100644
--- a/chrome/browser/media/webrtc/fake_desktop_media_list.cc
+++ b/chrome/browser/media/webrtc/fake_desktop_media_list.cc
@@ -79,7 +79,8 @@ void FakeDesktopMediaList::StartUpdating(DesktopMediaListObserver* observer) {
   thumbnail_ = gfx::ImageSkia::CreateFrom1xBitmap(bitmap);
 }
 
-void FakeDesktopMediaList::Update(UpdateCallback callback) {
+void FakeDesktopMediaList::Update(UpdateCallback callback,
+                                  bool refresh_thumbnails) {
   std::move(callback).Run();
 }
 
diff --git a/chrome/browser/media/webrtc/fake_desktop_media_list.h b/chrome/browser/media/webrtc/fake_desktop_media_list.h
index 786c526588d81b8b5b1b5dd3760719a53e005995..f66b7d0b4dfcbb8ed3dde5a9ff463ae2c8818d27 100644
--- a/chrome/browser/media/webrtc/fake_desktop_media_list.h
+++ b/chrome/browser/media/webrtc/fake_desktop_media_list.h
@@ -40,7 +40,8 @@ class FakeDesktopMediaList : public DesktopMediaList {
   void SetThumbnailSize(const gfx::Size& thumbnail_size) override;
   void SetViewDialogWindowId(content::DesktopMediaID dialog_id) override;
   void StartUpdating(DesktopMediaListObserver* observer) override;
-  void Update(UpdateCallback callback) override;
+  void Update(UpdateCallback callback,
+              bool refresh_thumbnails = false) override;
   int GetSourceCount() const override;
   const Source& GetSource(int index) const override;
   DesktopMediaList::Type GetMediaListType() const override;
diff --git a/chrome/browser/media/webrtc/native_desktop_media_list.cc b/chrome/browser/media/webrtc/native_desktop_media_list.cc
index 024d7d74547e248ca685dc2fa8d0cdeb66b42c55..fc90627d0f733d49903325bb2f70b9980dd37184 100644
--- a/chrome/browser/media/webrtc/native_desktop_media_list.cc
+++ b/chrome/browser/media/webrtc/native_desktop_media_list.cc
@@ -216,9 +216,13 @@ content::DesktopMediaID::Id GetUpdatedWindowId(
     }
   }
 #elif BUILDFLAG(IS_MAC)
+#if 0
+  // Should be re-enabled when addressing
+  // https://github.com/electron/electron/issues/30682
   if (remote_cocoa::ScopedCGWindowID::Get(desktop_media_id.id)) {
     window_id = desktop_media_id.id;
   }
+#endif
 #endif
 
   return window_id;
@@ -321,7 +325,7 @@ class NativeDesktopMediaList::Worker
   base::WeakPtr<NativeDesktopMediaList> media_list_;
 
   DesktopMediaID::Type source_type_;
-  const std::unique_ptr<ThumbnailCapturer> capturer_;
+  std::unique_ptr<ThumbnailCapturer> capturer_;
   const ThumbnailCapturer::FrameDeliveryMethod frame_delivery_method_;
   const bool add_current_process_windows_;
   const bool auto_show_delegated_source_list_;
@@ -603,6 +607,12 @@ void NativeDesktopMediaList::Worker::RefreshNextThumbnail() {
       FROM_HERE,
       base::BindOnce(&NativeDesktopMediaList::UpdateNativeThumbnailsFinished,
                      media_list_));
+
+  // This call is necessary to release underlying OS screen capture mechanisms.
+  // Skip if the source list is delegated, as the source list window will be active.
+  if (!capturer_->GetDelegatedSourceListController()) {
+    capturer_.reset();
+  }
 }
 
 void NativeDesktopMediaList::Worker::OnCaptureResult(
@@ -1010,6 +1020,11 @@ void NativeDesktopMediaList::RefreshForVizFrameSinkWindows(
         FROM_HERE, base::BindOnce(&Worker::RefreshThumbnails,
                                   base::Unretained(worker_.get()),
                                   std::move(native_ids), thumbnail_size_));
+  } else {
+#if defined(USE_AURA)
+    pending_native_thumbnail_capture_ = true;
+#endif
+    UpdateNativeThumbnailsFinished();
   }
 }
 
