diff -up chromium-73.0.3683.75/media/gpu/vaapi/BUILD.gn.i686permissive chromium-73.0.3683.75/media/gpu/vaapi/BUILD.gn
--- chromium-73.0.3683.75/media/gpu/vaapi/BUILD.gn.i686permissive	2019-03-15 10:10:18.689287815 +0100
+++ chromium-73.0.3683.75/media/gpu/vaapi/BUILD.gn	2019-03-15 10:11:56.943294101 +0100
@@ -11,6 +11,10 @@ import("//ui/ozone/ozone.gni")
 
 assert(use_vaapi)
 
+config("vaapi_permissive") {
+  cflags = [ "-fpermissive" ]
+}
+
 generate_stubs("libva_stubs") {
   extra_header = "va_stub_header.fragment"
   sigs = [ "va.sigs" ]
@@ -79,6 +83,8 @@ source_set("vaapi") {
     configs += [ "//build/config/linux/libva" ]
   }
 
+  configs += [ ":vaapi_permissive" ]
+
   if (use_x11) {
     configs += [ "//build/config/linux:x11" ]
     deps += [ "//ui/gfx/x" ]