[libfuzzer] remove icu fuzzers (moved to //third_party/icu/fuzzers).

testing/libfuzzer/fuzzers/BUILD.gn

 # Copyright 2015 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.
 
 # Individual libfuzzer tests that didn't find their home yet.
 
 import("//build/config/features.gni")
 import("//media/media_options.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 
@@ skipping 165 matching lines @@
 fuzzer_test("libxml_xml_read_memory_fuzzer") {
   sources = [
     "libxml_xml_read_memory_fuzzer.cc",
   ]
   deps = [
     "//third_party/libxml:libxml",
   ]
   dict = "dicts/xml.dict"
 }
 
-fuzzer_test("unicode_string_codepage_create_fuzzer") {
-  sources = [
-    "unicode_string_codepage_create_fuzzer.cc",
-  ]
-  deps = [
-    "//third_party/icu",
-  ]
-}
-
 fuzzer_test("libpng_read_fuzzer") {
   sources = [
     "libpng_read_fuzzer.cc",
   ]
   deps = [
     "//base",
     "//third_party/libpng",
   ]
   dict = "dicts/png.dict"
 }
 
-fuzzer_test("icu_uregex_open_fuzzer") {
-  sources = [
-    "icu_uregex_open_fuzzer.cc",
-  ]
-  deps = [
-    "//third_party/icu",
-  ]
-  dict = "dicts/icu_regex.dict"
-  libfuzzer_options = [ "max_len=128" ]
-}
-
 fuzzer_test("v8_script_parser_fuzzer") {
   sources = []
   deps = [
     "//v8:parser_fuzzer",
   ]
   dict = "dicts/js.dict"
   seed_corpus = "//v8/test/mjsunit/regress/"
 }
 
 fuzzer_test("v8_json_parser_fuzzer") {
@@ skipping 65 matching lines @@
   sources = [
     "flatbuffers_verifier_fuzzer.cc",
   ]
   deps = [
     "//third_party/flatbuffers",
     "//third_party/flatbuffers:flatbuffers_samplebuffer",
   ]
   libfuzzer_options = [ "max_len=1024" ]
   seed_corpus = "//testing/libfuzzer/fuzzers/flatbuffers_corpus"
 }