Implement alternative string conversion functions in net/ on Android,

net/android/net_jni_registrar.cc

Index: net/android/net_jni_registrar.cc
diff --git a/net/android/net_jni_registrar.cc b/net/android/net_jni_registrar.cc
index b3e943774ea7cc74c687a880c983779414adab2e..ebc7276206d9b5c9bf3e04898afa917651cabc6f 100644
--- a/net/android/net_jni_registrar.cc
+++ b/net/android/net_jni_registrar.cc
@@ -15,6 +15,10 @@
 #include "net/cert/x509_util_android.h"
 #include "net/proxy/proxy_config_service_android.h"
 
+#if defined(USE_ICU_ALTERNATIVES)
+#include "net/base/net_string_util_icu_alternatives_android.h"
+#endif
+
 namespace net {
 namespace android {
 
@@ -28,6 +32,9 @@ static base::android::RegistrationMethod kNetRegisteredMethods[] = {
     net::NetworkChangeNotifierAndroid::Register },
   { "ProxyConfigService", net::ProxyConfigServiceAndroid::Register },
   { "X509Util", net::RegisterX509Util },
+#if defined(USE_ICU_ALTERNATIVES)
+  { "NetStringUtils", net::RegisterNetStringUtils }
+#endif
 };
 
 bool RegisterJni(JNIEnv* env) {