diff -up chromium-55.0.2873.0/build/linux/unbundle/jsoncpp.gn.gn-system-icu-jsoncpp chromium-55.0.2873.0/build/linux/unbundle/jsoncpp.gn
--- chromium-55.0.2873.0/build/linux/unbundle/jsoncpp.gn.gn-system-icu-jsoncpp	2016-10-01 16:21:27.343107786 +0200
+++ chromium-55.0.2873.0/build/linux/unbundle/jsoncpp.gn	2016-10-01 16:21:27.343107786 +0200
@@ -0,0 +1,31 @@
+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//build/config/linux/pkg_config.gni")
+import("//build/shim_headers.gni")
+
+shim_headers("jsoncpp_shim") {
+  root_path = "source/include"
+  headers = [
+          "json/assertions.h",
+          "json/autolink.h",
+          "json/config.h",
+          "json/features.h",
+          "json/forwards.h",
+          "json/json.h",
+          "json/reader.h",
+          "json/value.h",
+          "json/writer.h"
+  ]
+}
+
+source_set("jsoncpp") {
+  deps = [
+    ":jsoncpp_shim",
+  ]
+  libs = [ "jsoncpp" ]
+}
+
+config("jsoncpp_config") {
+}
diff -up chromium-55.0.2873.0/build/linux/unbundle/replace_gn_files.py.gn-system-icu-jsoncpp chromium-55.0.2873.0/build/linux/unbundle/replace_gn_files.py
--- chromium-55.0.2873.0/build/linux/unbundle/replace_gn_files.py.gn-system-icu-jsoncpp	2016-10-01 16:21:27.343107786 +0200
+++ chromium-55.0.2873.0/build/linux/unbundle/replace_gn_files.py	2016-10-01 17:17:38.913721403 +0200
@@ -23,6 +23,7 @@
   'freetype': 'build/config/freetype/freetype.gni',
   'harfbuzz-ng': 'third_party/harfbuzz-ng/harfbuzz.gni',
   'icu': 'third_party/icu/BUILD.gn',
+  'jsoncpp' : 'third_party/jsoncpp/BUILD.gn',
   'libdrm': 'third_party/libdrm/BUILD.gn',
   'libevent': 'base/third_party/libevent/BUILD.gn',
   'libjpeg': 'third_party/libjpeg.gni',