Add a command line tool for printing QUIC crypto handshake messages.

net/BUILD.gn

 # Copyright (c) 2013 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/buildflag_header.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 1330 matching lines @@
     deps = [
       ":net",
       ":simple_quic_tools",
       "//base",
       "//build/config/sanitizers:deps",
       "//build/win:default_exe_manifest",
       "//third_party/boringssl",
       "//third_party/protobuf:protobuf_lite",
     ]
   }
+  executable("crypto_message_printer") {
+    sources = [
+      "tools/quic/crypto_message_printer_bin.cc",
+    ]
+    deps = [
+      ":net",
+      ":simple_quic_tools",
+      "//base",
+      "//build/config/sanitizers:deps",
+      "//build/win:default_exe_manifest",
+      "//third_party/boringssl",
+      "//third_party/protobuf:protobuf_lite",
+    ]
+  }
 }
 
 bundle_data("net_unittests_bundle_data") {
   testonly = true
   sources = gypi_values.net_unittests_data_sources
   outputs = [
     "{{bundle_resources_dir}}/" +
         "{{source_root_relative_dir}}/{{source_file_part}}",
   ]
 }
@@ skipping 652 matching lines @@
     "url_request/url_request_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
   dict = "data/http/http.dict"
 }