[libfuzzer] Added script for dictionary generation.

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 1949 matching lines @@
 fuzzer_test("net_http_stream_parser_fuzzer") {
   sources = [
     "http/http_stream_parser_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
-  dict = "data/http/http.dict"
+  dict = "//testing/libfuzzer/fuzzers/dicts/generated/net_http_stream_parser_fuzzer.dict"

[inferno, 2016/07/04 00:21:55]

we should probably prefer to keep these dicts next to the code unittest dirs. in
this case probably data/dicts/generated

[mmoroz, 2016/07/06 15:06:18]

Done.

 }
 
 fuzzer_test("net_ftp_ctrl_response_fuzzer") {
   sources = [
     "ftp/ftp_ctrl_response_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//base",
     "//net",
@@ skipping 25 matching lines @@
 }
 
 fuzzer_test("net_websocket_frame_parser_fuzzer") {
   sources = [
     "websockets/websocket_frame_parser_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//net",
   ]
+  dict = "//testing/libfuzzer/fuzzers/dicts/generated/net_websocket_frame_parser_fuzzer.dict"
 }
 
 fuzzer_test("net_http_chunked_decoder_fuzzer") {
   sources = [
     "http/http_chunked_decoder_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//net",
   ]
   dict = "http/http_chunked_decoder_fuzzer.dict"
 }
 
 fuzzer_test("net_http_proxy_client_socket_fuzzer") {
   sources = [
     "http/http_proxy_client_socket_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
-  dict = "data/http/http.dict"
+  dict = "//testing/libfuzzer/fuzzers/dicts/generated/net_http_proxy_client_socket_fuzzer.dict"
 }
 
 fuzzer_test("net_quic_crypto_framer_parse_message_fuzzer") {
   sources = [
     "quic/quic_crypto_framer_parse_message_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//base",
     "//net",
@@ skipping 27 matching lines @@
 fuzzer_test("net_url_request_fuzzer") {
   sources = [
     "url_request/url_request_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
-  dict = "data/http/http.dict"
+  dict =
+      "//testing/libfuzzer/fuzzers/dicts/generated/net_url_request_fuzzer.dict"
 }