From: Mike Hommey <mh@glandium.org>
Date: Sun, 14 Aug 2022 07:01:33 +0900
Subject: Work around bz#1775202 to fix FTBFS on ppc64el

---
 third_party/libwebrtc/moz.build | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build b/third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
--- a/third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
+++ b/third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
@@ -318,9 +318,32 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CO
 
     UNIFIED_SOURCES += [
         "/third_party/libwebrtc/modules/video_capture/linux/camera_portal.cc",
         "/third_party/libwebrtc/modules/video_capture/linux/device_info_pipewire.cc",
         "/third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc",
         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
     ]
 
+if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["OS_TARGET"] == "Linux":
+
+    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+    DEFINES["_GNU_SOURCE"] = True
+
+    LOCAL_INCLUDES += [
+        "/gfx/angle/checkout/include/",
+        "/third_party/drm/drm/",
+        "/third_party/drm/drm/include/",
+        "/third_party/drm/drm/include/libdrm/",
+        "/third_party/gbm/gbm/",
+        "/third_party/libepoxy/libepoxy/include/",
+        "/third_party/pipewire/"
+    ]
+
+    UNIFIED_SOURCES += [
+        "/third_party/libwebrtc/modules/video_capture/linux/camera_portal.cc",
+        "/third_party/libwebrtc/modules/video_capture/linux/device_info_pipewire.cc",
+        "/third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc",
+        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+    ]
+
 Library("video_capture_internal_impl_gn")
diff --git a/third_party/libwebrtc/moz.build b/third_party/libwebrtc/moz.build
--- a/third_party/libwebrtc/moz.build
+++ b/third_party/libwebrtc/moz.build
@@ -603,16 +603,28 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CO
         "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
         "/third_party/libwebrtc/modules/portal/portal_gn",
         "/third_party/libwebrtc/third_party/drm/drm_gn",
         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
         "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
     ]
 
+if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["OS_TARGET"] == "Linux":
+
+    DIRS += [
+        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+        "/third_party/libwebrtc/modules/portal/portal_gn",
+        "/third_party/libwebrtc/third_party/drm/drm_gn",
+        "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+        "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
+        "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+    ]
+
 if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "OpenBSD":
 
     DIRS += [
         "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
         "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
     ]
 
 if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":