1 files changed, 28 insertions, 0 deletions
diff --git a/gfx/wr/wr_glyph_rasterizer/src/telemetry.rs b/gfx/wr/wr_glyph_rasterizer/src/telemetry.rs
new file mode 100644
index 0000000000..28000440b2
--- /dev/null
+++ b/gfx/wr/wr_glyph_rasterizer/src/telemetry.rs
@@ -0,0 +1,28 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#[cfg(feature = "gecko")]
+use glean::TimerId;
+#[cfg(feature = "gecko")]
+use firefox_on_glean::metrics::wr;
+
+#[cfg(not(feature = "gecko"))]
+pub struct TimerId;
+
+pub struct Telemetry;
+
+/// Defines the interface for hooking up an external telemetry reporter to WR.
+#[cfg(not(feature = "gecko"))]
+impl Telemetry {
+    // Start rasterize glyph time collection
+    pub fn start_rasterize_glyphs_time() -> TimerId { return TimerId {}; }
+    // End rasterize glyph time collection
+    pub fn stop_and_accumulate_rasterize_glyphs_time(_id: TimerId) { }
+}
+
+#[cfg(feature = "gecko")]
+impl Telemetry {
+    pub fn start_rasterize_glyphs_time() -> TimerId { wr::rasterize_glyphs_time.start() }
+    pub fn stop_and_accumulate_rasterize_glyphs_time(id: TimerId) { wr::rasterize_glyphs_time.stop_and_accumulate(id); }
+}