Disable etw_manifest in the GN Windows build.

base/trace_event/etw_manifest/BUILD.gn

Index: base/trace_event/etw_manifest/BUILD.gn
diff --git a/base/trace_event/etw_manifest/BUILD.gn b/base/trace_event/etw_manifest/BUILD.gn
index ed83aab0ed4fdb956de24d592e0113c02798bb0d..53f55209c6d795ac9fd9d525262aa3191f48bffa 100644
--- a/base/trace_event/etw_manifest/BUILD.gn
+++ b/base/trace_event/etw_manifest/BUILD.gn
@@ -17,4 +17,9 @@ message_compiler("chrome_events_win") {
   ]
 
   user_mode_logging = true
+
+  # TOOD(brucedawson) bug 569989: Enable ETW manifest and compile and link it
+  # into the proper places. Enabling as-is may add the resources to too many
+  # targets. See the bug for more information.
+  compile_generated_code = false
 }