Fix headless build broken after #800929

TBR=sky@chromium.org, msisov@igalia.com

Bug: 1119772
Change-Id: I6c1db3c46fa64ef217449993a3531adf5ae16e74
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2372345Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Reviewed-by: Peter Kvitek <kvitekp@chromium.org>
Commit-Queue: Andrey Kosyakov <caseq@chromium.org>
Cr-Commit-Position: refs/heads/master@{#801249}

build/args/headless.gn

@@ -44,3 +44,4 @@ rtc_use_pipewire = false
 v8_enable_lazy_source_positions = false
 use_glib = false
 use_gtk = false
+use_pangocairo = false

content/browser/BUILD.gn

@@ -2361,7 +2361,7 @@ source_set("browser") {
     # Ozone/Linux, but requires to use pangocairo. We probably want to continue
     # using pango on Linux and switch to something else for other systems that
     # use Ozone.
-    if (use_ozone && !is_desktop_linux) {
+    if (use_ozone && (!is_desktop_linux || !use_pangocairo)) {
       sources += [ "renderer_host/pepper/pepper_truetype_font_list_ozone.cc" ]
     } else if (use_pangocairo) {
       sources += [ "renderer_host/pepper/pepper_truetype_font_list_pango.cc" ]