diff -r fdd746757dda -r 71a92b4d0527 mozilla-pipewire-0-3.patch
--- a/mozilla-pipewire-0-3.patch	Sun Jan 24 11:01:55 2021 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,163 +0,0 @@
-diff -up firefox-83.0/browser/actors/WebRTCParent.jsm.pw6 firefox-83.0/browser/actors/WebRTCParent.jsm
---- firefox-83.0/browser/actors/WebRTCParent.jsm.pw6	2020-11-12 19:04:30.000000000 +0100
-+++ firefox-83.0/browser/actors/WebRTCParent.jsm	2020-11-25 10:28:32.492865982 +0100
-@@ -45,6 +45,9 @@ XPCOMUtils.defineLazyServiceGetter(
-   "nsIOSPermissionRequest"
- );
- 
-+const PIPEWIRE_PORTAL_NAME = "####_PIPEWIRE_PORTAL_####";
-+const PIPEWIRE_ID = 0xaffffff;
-+
- class WebRTCParent extends JSWindowActorParent {
-   didDestroy() {
-     webrtcUI.forgetStreamsFromBrowserContext(this.browsingContext);
-@@ -753,6 +756,8 @@ function prompt(aActor, aBrowser, aReque
-         );
-         menupopup.appendChild(doc.createXULElement("menuseparator"));
- 
-+        let isPipeWire = false;
-+
-         // Build the list of 'devices'.
-         let monitorIndex = 1;
-         for (let i = 0; i < devices.length; ++i) {
-@@ -774,6 +779,29 @@ function prompt(aActor, aBrowser, aReque
-             }
-           } else {
-             name = device.name;
-+            // When we share content by PipeWire add only one item to the device
-+            // list. When it's selected PipeWire portal dialog is opened and
-+            // user confirms actual window/screen sharing there.
-+            // Don't mark it as scary as there's an extra confirmation step by
-+            // PipeWire portal dialog.
-+            if (name == PIPEWIRE_PORTAL_NAME && device.id == PIPEWIRE_ID) {
-+              isPipeWire = true;
-+              let name;
-+              try {
-+                name = stringBundle.getString("getUserMedia.sharePipeWirePortal.label");
-+              } catch (err) {
-+                name = "Use operating system settings"
-+              }
-+              let item = addDeviceToList(
-+                menupopup,
-+                name,
-+                i,
-+                type
-+              );
-+              item.deviceId = device.id;
-+              item.mediaSource = type;
-+              break;
-+            }
-             if (type == "application") {
-               // The application names returned by the platform are of the form:
-               // <window count>\x1e<application name>
-@@ -888,39 +916,41 @@ function prompt(aActor, aBrowser, aReque
-             perms.EXPIRE_SESSION
-           );
- 
--          video.deviceId = deviceId;
--          let constraints = {
--            video: { mediaSource: type, deviceId: { exact: deviceId } },
--          };
--          chromeWin.navigator.mediaDevices.getUserMedia(constraints).then(
--            stream => {
--              if (video.deviceId != deviceId) {
--                // The user has selected a different device or closed the panel
--                // before getUserMedia finished.
--                stream.getTracks().forEach(t => t.stop());
--                return;
--              }
--              video.srcObject = stream;
--              video.stream = stream;
--              doc.getElementById("webRTC-preview").hidden = false;
--              video.onloadedmetadata = function(e) {
--                video.play();
--              };
--            },
--            err => {
--              if (
--                err.name == "OverconstrainedError" &&
--                err.constraint == "deviceId"
--              ) {
--                // Window has disappeared since enumeration, which can happen.
--                // No preview for you.
--                return;
-+          if (!isPipeWire) {
-+            video.deviceId = deviceId;
-+            let constraints = {
-+              video: { mediaSource: type, deviceId: { exact: deviceId } },
-+            };
-+            chromeWin.navigator.mediaDevices.getUserMedia(constraints).then(
-+              stream => {
-+                if (video.deviceId != deviceId) {
-+                  // The user has selected a different device or closed the panel
-+                  // before getUserMedia finished.
-+                  stream.getTracks().forEach(t => t.stop());
-+                  return;
-+                }
-+                video.srcObject = stream;
-+                video.stream = stream;
-+                doc.getElementById("webRTC-preview").hidden = false;
-+                video.onloadedmetadata = function(e) {
-+                  video.play();
-+                };
-+              },
-+              err => {
-+                if (
-+                  err.name == "OverconstrainedError" &&
-+                  err.constraint == "deviceId"
-+                ) {
-+                  // Window has disappeared since enumeration, which can happen.
-+                  // No preview for you.
-+                  return;
-+                }
-+                Cu.reportError(
-+                  `error in preview: ${err.message} ${err.constraint}`
-+                );
-               }
--              Cu.reportError(
--                `error in preview: ${err.message} ${err.constraint}`
--              );
--            }
--          );
-+            );
-+          }
-         };
-         menupopup.addEventListener("command", menupopup._commandEventListener);
-       }
-diff -up firefox-83.0/browser/locales/en-US/chrome/browser/browser.properties.pw6 firefox-83.0/browser/locales/en-US/chrome/browser/browser.properties
---- firefox-83.0/browser/locales/en-US/chrome/browser/browser.properties.pw6	2020-11-12 19:04:30.000000000 +0100
-+++ firefox-83.0/browser/locales/en-US/chrome/browser/browser.properties	2020-11-25 09:24:26.378857626 +0100
-@@ -764,6 +764,7 @@ getUserMedia.selectWindowOrScreen.label=
- getUserMedia.selectWindowOrScreen.accesskey=W
- getUserMedia.pickWindowOrScreen.label = Select Window or Screen
- getUserMedia.shareEntireScreen.label = Entire screen
-+getUserMedia.sharePipeWirePortal.label = Use operating system settings
- # LOCALIZATION NOTE (getUserMedia.shareMonitor.label):
- # %S is screen number (digits 1, 2, etc)
- # Example: Screen 1, Screen 2,..
-diff -up firefox-83.0/third_party/libwebrtc/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc.pw6 firefox-83.0/third_party/libwebrtc/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
---- firefox-83.0/third_party/libwebrtc/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc.pw6	2020-11-25 09:24:26.358857788 +0100
-+++ firefox-83.0/third_party/libwebrtc/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc	2020-11-25 09:24:26.378857626 +0100
-@@ -879,17 +879,17 @@ void BaseCapturerPipeWire::CaptureFrame(
-   callback_->OnCaptureResult(Result::SUCCESS, std::move(result));
- }
- 
-+#define PIPEWIRE_ID   0xaffffff
-+#define PIPEWIRE_NAME "####_PIPEWIRE_PORTAL_####"
-+
- bool BaseCapturerPipeWire::GetSourceList(SourceList* sources) {
--  RTC_DCHECK(sources->size() == 0);
--  // List of available screens is already presented by the xdg-desktop-portal.
--  // But we have to add an empty source as the code expects it.
--  sources->push_back({0});
-+  sources->push_back({PIPEWIRE_ID, 0, PIPEWIRE_NAME});
-   return true;
- }
- 
- bool BaseCapturerPipeWire::SelectSource(SourceId id) {
-   // Screen selection is handled by the xdg-desktop-portal.
--  return true;
-+  return id == PIPEWIRE_ID;
- }
- 
- // static