Componentize IgnoreNavigationResourceThrottle and add chrome and webview specific implementations.

android_webview/native/android_webview_jni_registrar.cc

 // 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 "android_webview/native/android_protocol_handler.h"
 #include "android_webview/native/android_stream_reader_url_request_job.h"
 #include "android_webview/native/android_web_view_util.h"
 #include "android_webview/native/aw_contents.h"
 #include "android_webview/native/aw_contents_io_thread_client_impl.h"
 #include "android_webview/native/aw_http_auth_handler.h"
 #include "android_webview/native/cookie_manager.h"
 #include "android_webview/native/js_result_handler.h"
 #include "base/android/jni_android.h"
 #include "base/android/jni_registrar.h"
+#include "chrome/browser/component/navigation_interception/component_jni_registrar.h"
 #include "chrome/browser/component/web_contents_delegate_android/component_jni_registrar.h"
 
 namespace android_webview {
 
 static base::android::RegistrationMethod kWebViewRegisteredMethods[] = {
+  // Register JNI for components we depend on.
+  { "navigation_interception", navigation_interception::RegisterJni },
+  { "web_contents_delegate_android",
+      web_contents_delegate_android::RegisterJni },
+  // Register JNI for android_webview classes.
   { "AndroidProtocolHandler", RegisterAndroidProtocolHandler },
   { "AndroidStreamReaderUrlRequestJob",
       RegisterAndroidStreamReaderUrlRequestJob },
   { "AndroidWebViewUtil", RegisterAndroidWebViewUtil },
   { "AwContents", RegisterAwContents },
   { "AwContentsIoThreadClientImpl", RegisterAwContentsIoThreadClientImpl},
   { "AwHttpAuthHandler", RegisterAwHttpAuthHandler },
   { "CookieManager", RegisterCookieManager },
   { "JsResultHandler", RegisterJsResultHandler },
 };
 
 bool RegisterJni(JNIEnv* env) {
-  if (!web_contents_delegate_android::RegisterJni(env))
-    return false;
-
   return RegisterNativeMethods(env,
       kWebViewRegisteredMethods, arraysize(kWebViewRegisteredMethods));
 }
 
 } // namespace android_webview