https://bugs.gentoo.org/930107
I removed the last patch to b/src/3rdparty/chromium/ui/gl/gl_display.h since
we don't have that file in the Slackware sources.

--- a/src/3rdparty/chromium/content/browser/BUILD.gn
+++ b/src/3rdparty/chromium/content/browser/BUILD.gn
@@ -198,2 +198,3 @@
     "//components/services/storage/public/mojom",
+    "//components/spellcheck:buildflags",
     "//components/sqlite_proto",
--- a/src/3rdparty/chromium/extensions/browser/api/declarative_net_request/BUILD.gn
+++ b/src/3rdparty/chromium/extensions/browser/api/declarative_net_request/BUILD.gn
@@ -22,2 +22,3 @@
     "//content/public/browser",
+    "//components/web_cache/public/mojom",
     "//extensions/common",