Add a fuzzer for TemplateURLParser/Open Search Descriptions.

testing/libfuzzer/fuzzers/BUILD.gn

Index: testing/libfuzzer/fuzzers/BUILD.gn
diff --git a/testing/libfuzzer/fuzzers/BUILD.gn b/testing/libfuzzer/fuzzers/BUILD.gn
index f550f5277d605fa85faf695c2fabd730297e9588..217e08b5a826a3115b20092ab49c1188ad89cd0a 100644
--- a/testing/libfuzzer/fuzzers/BUILD.gn
+++ b/testing/libfuzzer/fuzzers/BUILD.gn
@@ -8,7 +8,7 @@ import("//build/config/features.gni")
 import("//media/media_options.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 
-# root BUILD depenends on this target. Needed for package discovery
+# root BUILD depends on this target. Needed for package discovery
 group("fuzzers") {
 }
 
@@ -113,6 +113,17 @@ fuzzer_test("string_to_int_fuzzer") {
   ]
 }
 
+fuzzer_test("template_url_parser_fuzzer") {
+  sources = [
+    "template_url_parser_fuzzer.cc",
+  ]
+  deps = [
+    "//components/search_engines:search_engines",
+  ]
+  dict = "dicts/xml.dict"
+  libfuzzer_options = [ "max_len=4096" ]
+}
+
 fuzzer_test("url_parse_fuzzer") {
   sources = [
     "url_parse_fuzzer.cc",