Android: decouple mojo shell from the network service.

mojo/shell/android/library_loader.cc

Index: mojo/shell/android/library_loader.cc
diff --git a/mojo/shell/android/library_loader.cc b/mojo/shell/android/library_loader.cc
index 0a00c8e8769b03000e12cb7d40575e619c5d016b..38cf1393ecfa0ad4090d5c907cd5e81eed8efcfa 100644
--- a/mojo/shell/android/library_loader.cc
+++ b/mojo/shell/android/library_loader.cc
@@ -9,7 +9,6 @@
 #include "base/logging.h"
 #include "mojo/shell/android/android_handler.h"
 #include "mojo/shell/android/mojo_main.h"
-#include "net/android/net_jni_registrar.h"
 #include "services/native_viewport/platform_viewport_android.h"
 
 namespace {
@@ -38,9 +37,6 @@ JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
   if (!base::android::RegisterJni(env))
     return -1;
 
-  if (!net::android::RegisterJni(env))
-    return -1;
-
   if (!RegisterMojoJni(env))
     return -1;