Fix Google3 Roller?

Broken by: https://skia.googlesource.com/skia.git/+/dcbb9d90db0e07b7a3625bcdab3af11ab44c4cfe

Change-Id: I704e341580c50e61ec66cee59ece8ded7d491aeb
Reviewed-on: https://skia-review.googlesource.com/24642
Reviewed-by: Cary Clark <caryclark@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/public.bzl b/public.bzl
index e01424e..51c8069 100644
--- a/public.bzl
+++ b/public.bzl
@@ -492,6 +492,8 @@
         "tools/test_font_index.inc",
         "tools/timer/*.cpp",
         "tools/timer/*.h",
+        "tools/trace/*.cpp",
+        "tools/trace/*.h",
     ],
     exclude = [
         "tests/FontMgrAndroidParserTest.cpp",  # Android-only.
@@ -559,6 +561,7 @@
     "tools/flags",
     "tools/gpu",
     "tools/timer",
+    "tools/trace",
 ]
 
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