diff --git a/ui/gfx/font_render_params_linux.h b/ui/gfx/font_render_params_linux.h
new file mode 100644
index 0000000..fa63c3d
--- /dev/null
+++ b/ui/gfx/font_render_params_linux.h
@@ -0,0 +1,20 @@
+// Copyright 2022 The Chromium Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_GFX_FONT_RENDER_PARAMS_LINUX_H_
+#define UI_GFX_FONT_RENDER_PARAMS_LINUX_H_
+
+#include "ui/gfx/font_render_params.h"
+
+namespace gfx {
+
+// Queries Fontconfig for rendering settings and updates |params_out| and
+// |family_out| (if non-nullptr). Returns false on failure.
+GFX_EXPORT bool QueryFontconfig(const FontRenderParamsQuery& query,
+                                FontRenderParams* params_out,
+                                std::string* family_out);
+
+}  // namespace gfx
+
+#endif  // UI_GFX_FONT_RENDER_PARAMS_LINUX_H_
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