[libfuzzer][v8][wasm] Add new WebAssembly 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 251 matching lines @@
 fuzzer_test("v8_wasm_asmjs_fuzzer") {
   sources = []
   deps = [
     "//v8:wasm_asmjs_fuzzer",
   ]
   dict = "dicts/v8_wasm.dict"
   seed_corpus = "//v8/test/fuzzer/wasm_asmjs/"
   libfuzzer_options = [ "max_len=500" ]
 }
 
+fuzzer_test("v8_wasm_data_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_data_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_function_sigs_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_function_sigs_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_globals_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_globals_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_imports_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_imports_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_memory_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_memory_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_names_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_names_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
+fuzzer_test("v8_wasm_types_section_fuzzer") {
+  sources = []
+  deps = [
+    "//v8:wasm_types_section_fuzzer",
+  ]
+  libfuzzer_options = [ "max_len=500" ]
+}
+
 fuzzer_test("third_party_re2_fuzzer") {
   sources = [
     "re2_fuzzer.cc",
   ]
   deps = [
     "//third_party/re2:re2",
   ]
   libfuzzer_options = [ "max_len=32" ]
 }
 
@@ skipping 47 matching lines @@
   sources = [
     "skia_path_common.cc",
     "skia_path_common.h",
     "skia_pathop_fuzzer.cc",
   ]
   deps = [
     "//skia",
   ]
   libfuzzer_options = [ "max_len=512" ]
 }