Reland "Fuzzer for TextCodecs"

third_party/WebKit/Source/platform/BUILD.gn

 # Copyright 2014 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/features.gni")
 import("//build/config/ui.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 import("//testing/test.gni")
 import("//third_party/WebKit/public/public_features.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
@@ skipping 2018 matching lines @@
     "feature_policy/FeaturePolicyFuzzer.cpp",
   ]
   deps = [
     ":blink_fuzzer_test_support",
     ":platform",
   ]
   dict = "//testing/libfuzzer/fuzzers/dicts/feature_policy.dict"
   seed_corpus = "//testing/libfuzzer/fuzzers/feature_policy_corpus"
 }
 
+# Fuzzer template for WTF::TextCodec.
+template("blink_text_codec_fuzzer") {
+  forward_variables_from(invoker, "*")
+  config(target_name + "_config") {
+    defines = [ "$target_name" ]
+  }
+  name = target_name
+  fuzzer_test("blink_text_codec_" + name + "_fuzzer") {
+    sources = [
+      "TextCodecFuzzer.cpp",
+    ]
+    deps = [
+      ":blink_fuzzer_test_support",
+      ":platform",
+    ]
+    additional_configs = [ ":" + name + "_config" ]
+    seed_corpus = "text_codec_fuzzer_seed_corpus"
+  }
+}
+
+blink_text_codec_fuzzer("UTF_8") {
+}
+blink_text_codec_fuzzer("WINDOWS_1252") {
+}
+
 # NOTE: These are legacy unit tests and tests that require a Platform
 # object. Do not add more unless the test requires a Platform object.
 # These tests are a part of the webkit_unit_tests binary.
 source_set("unit_tests") {
   testonly = true
   visibility = []
   visibility = [ "//third_party/WebKit/Source/*" ]
   sources = [
     "graphics/Canvas2DLayerBridgeTest.cpp",
     "graphics/DeferredImageDecoderTest.cpp",
@@ skipping 15 matching lines @@
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:inside_blink",
   ]
 
   deps = [
     ":test_support",
     "//testing/gmock",
     "//testing/gtest",
   ]
 }