Use a resource throttle to implement shouldOverrideUrlLoading.

android_webview/native/aw_contents_client_bridge.h

 // Copyright (c) 2013 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.
 
 #ifndef ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_CLIENT_BRIDGE_H_
 #define ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_CLIENT_BRIDGE_H_
 
 #include <jni.h>
 
 #include "android_webview/browser/aw_contents_client_bridge_base.h"
@@ skipping 36 matching lines @@
       const GURL& origin_url,
       const base::string16& message_text,
       const base::string16& default_prompt_text,
       const content::JavaScriptDialogManager::DialogClosedCallback& callback)
       override;
   void RunBeforeUnloadDialog(
       const GURL& origin_url,
       const base::string16& message_text,
       const content::JavaScriptDialogManager::DialogClosedCallback& callback)
       override;
-  bool ShouldOverrideUrlLoading(const base::string16& url,
-                                bool has_user_gesture,
-                                bool is_redirect) override;
 
   // Methods called from Java.
   void ProceedSslError(JNIEnv* env, jobject obj, jboolean proceed, jint id);
   void ProvideClientCertificateResponse(JNIEnv* env, jobject object,
       jint request_id, jobjectArray encoded_chain_ref,
       jobject private_key_ref);
   void ConfirmJsResult(JNIEnv*, jobject, int id, jstring prompt);
   void CancelJsResult(JNIEnv*, jobject, int id);
 
  private:
   void HandleErrorInClientCertificateResponse(int id);
 
   JavaObjectWeakGlobalRef java_ref_;
 
   typedef const base::Callback<void(bool)> CertErrorCallback;
   IDMap<CertErrorCallback, IDMapOwnPointer> pending_cert_error_callbacks_;
   IDMap<content::JavaScriptDialogManager::DialogClosedCallback, IDMapOwnPointer>
       pending_js_dialog_callbacks_;
   // |pending_client_cert_request_delegates_| owns its pointers, but IDMap
   // doesn't provide Release, so ownership is managed manually.
   IDMap<content::ClientCertificateDelegate>
       pending_client_cert_request_delegates_;
 };
 
 bool RegisterAwContentsClientBridge(JNIEnv* env);
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_CLIENT_BRIDGE_H_