Make it possible to build url/ without ICU on android.

components/cronet/android/cronet_jni.cc

Index: components/cronet/android/cronet_jni.cc
diff --git a/components/cronet/android/cronet_jni.cc b/components/cronet/android/cronet_jni.cc
index c4fef7c971ffc4f5c8ffac187cc09c0b347f1569..6a370a3ef0fda8694b9baf22027ca5a15cfca749 100644
--- a/components/cronet/android/cronet_jni.cc
+++ b/components/cronet/android/cronet_jni.cc
@@ -10,19 +10,20 @@
 #include "components/cronet/android/org_chromium_net_UrlRequest.h"
 #include "components/cronet/android/org_chromium_net_UrlRequestContext.h"
 #include "net/android/net_jni_registrar.h"
+#include "url/android/url_jni_registrar.h"
 
 namespace {
 
 const base::android::RegistrationMethod kCronetRegisteredMethods[] = {
-    {"BaseAndroid", base::android::RegisterJni},
-    {"NetAndroid", net::android::RegisterJni},
-    {"UrlRequest", cronet::UrlRequestRegisterJni},
-    {"UrlRequestContext", cronet::UrlRequestContextRegisterJni},
+  {"BaseAndroid", base::android::RegisterJni},
+  {"NetAndroid", net::android::RegisterJni},
+  {"UrlAndroid", url::android::RegisterJni},
+  {"UrlRequest", cronet::UrlRequestRegisterJni},
+  {"UrlRequestContext", cronet::UrlRequestContextRegisterJni},
 };
 
 base::AtExitManager* g_at_exit_manager = NULL;
 
-
 }  // namespace
 
 // Checks the available version of JNI. Also, caches Java reflection artifacts.