Change note about glibc profiler.

Change-Id: Ia26be620aad461df1d164bdc247496634eacc1c0
diff --git a/docs/data-sources/native-heap-profiler.md b/docs/data-sources/native-heap-profiler.md
index 1f5375e..cff52e2 100644
--- a/docs/data-sources/native-heap-profiler.md
+++ b/docs/data-sources/native-heap-profiler.md
@@ -389,7 +389,7 @@
 
 ## (non-Android) Linux support
 
-NOTE: This is experimental and only for ad-hoc investigations.
+NOTE: Do not use this for production purposes.
 
 You can use a standalone library to profile memory allocations on Linux.
 First [build Perfetto](/docs/contributing/build-instructions.md). You only need