grit: support skipping entries in generated resource map

Bug: 899437
Change-Id: I4d6167d30a7b7014c17393960fce3ecb1470b80e
Reviewed-on: https://chromium-review.googlesource.com/c/1342778
Commit-Queue: Andrey Kosyakov <caseq@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#609526}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: e41a90785a4888a0cdbf0439113a7c37b8e47b37
diff --git a/scripts/build/generate_devtools_grd.py b/scripts/build/generate_devtools_grd.py
index 9f6076b..e9a3110 100755
--- a/scripts/build/generate_devtools_grd.py
+++ b/scripts/build/generate_devtools_grd.py
@@ -54,7 +54,7 @@
   </outputs>
   <release seq="1">
     <includes>
-      <include name="COMPRESSED_PROTOCOL_JSON" file="${compressed_protocol_file}" use_base_dir="false" type="BINDATA" />
+      <include name="COMPRESSED_PROTOCOL_JSON" file="${compressed_protocol_file}" use_base_dir="false" type="BINDATA" skip_in_resource_map = "true"/>
     </includes>
   </release>
 </grit>