Initialize ICU before running any of the //net fuzzers.

net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc

Index: net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc
diff --git a/net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc b/net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc
index 8b749c1c5320226038562d7c0227455a6d24ee47..e71c7dc26a7b6d50ea9940570f6978eb2f1e9f61 100644
--- a/net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc
+++ b/net/base/registry_controlled_domains/get_domain_and_registry_fuzzer.cc
@@ -5,20 +5,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
-#include "base/at_exit.h"
-#include "base/i18n/icu_util.h"
 #include "base/strings/string_piece.h"
 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 #include "url/gurl.h"
 
-// Initialize ICU.
-struct InitICU {
-  InitICU() { CHECK(base::i18n::InitializeICU()); }
-  base::AtExitManager at_exit_manager;
-};
-
-InitICU* init_icu = new InitICU();
-
 // Entry point for LibFuzzer.
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   // Call GetDomainAndRegistry() twice - once with each filter type to ensure