[bug#64209] [PATCH v4 07/11] gnu: Add ocaml-chrome-trace.

[Benjamin]

* gnu/packages/ocaml.scm (ocaml-chrome-trace): New variable.

Change-Id: I24dd519d913ea240c3500b824e2342a33d34ed1a
---
 gnu/packages/ocaml.scm | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 08d4cea003..2975a321a3 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -8814,6 +8814,22 @@ (define-public ocamlc-loc
      "This library parses ocaml complier output and returns it as ocaml values.
 This library offers no backwards compatibility guarantees.")))
 
+(define-public ocaml-chrome-trace
+  (package
+    (inherit dune-ordering)
+    (name "ocaml-chrome-trace")
+    (build-system dune-build-system)
+    (arguments
+     '(#:package "chrome-trace"
+       ;; Tests have a cyclic dependency on stdune
+       #:tests? #f))
+    (propagated-inputs (list ocaml-odoc))
+    (synopsis "Chrome trace event generation library for ocaml")
+    (description
+     "Output trace data to a file in Chrome's trace_event format. This format 
is
+    compatible with chrome trace viewer chrome://tracing.
+    This library offers no backwards compatibility guarantees.")
+    (license license:expat)))
 
 (define-public ocaml-either
   (package
-- 
2.41.0