Refactor the Android port to allow access to the chrome layer.

android_webview/native/android_webview_jni_registrar.cc

Index: android_webview/native/android_webview_jni_registrar.cc
diff --git a/android_webview/native/android_webview_jni_registrar.cc b/android_webview/native/android_webview_jni_registrar.cc
new file mode 100644
index 0000000000000000000000000000000000000000..eb13e1131d8ac098a09fa48dde284e629c7faa28
--- /dev/null
+++ b/android_webview/native/android_webview_jni_registrar.cc
@@ -0,0 +1,17 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "android_webview/native/android_webview_jni_registrar.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_registrar.h"
+#include "chrome/browser/component/web_contents_delegate_android/component_jni_registrar.h"
+
+namespace android_webview {
+
+bool RegisterJni(JNIEnv* env) {
+  return web_contents_delegate_android::RegisterJni(env);
+}
+
+} // namespace android_webview