Reland "Use resource throttle to implement shouldOverrideUrlLoading, core change"

android_webview/native/aw_contents_client_bridge.cc

 // 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.
 
 #include "android_webview/native/aw_contents_client_bridge.h"
 
 #include "android_webview/common/devtools_instrumentation.h"
 #include "android_webview/native/aw_contents.h"
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 322 matching lines @@
   ScopedJavaLocalRef<jstring> jurl(
       ConvertUTF8ToJavaString(env, origin_url.spec()));
   ScopedJavaLocalRef<jstring> jmessage(
       ConvertUTF16ToJavaString(env, message_text));
 
   devtools_instrumentation::ScopedEmbedderCallbackTask("onJsBeforeUnload");
   Java_AwContentsClientBridge_handleJsBeforeUnload(
       env, obj.obj(), jurl.obj(), jmessage.obj(), callback_id);
 }
 
-bool AwContentsClientBridge::ShouldOverrideUrlLoading(const base::string16& url,
-                                                      bool has_user_gesture,
-                                                      bool is_redirect,
-                                                      bool is_main_frame) {
-  JNIEnv* env = AttachCurrentThread();
-  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
-  if (obj.is_null())
-    return false;
-  ScopedJavaLocalRef<jstring> jurl = ConvertUTF16ToJavaString(env, url);
-  devtools_instrumentation::ScopedEmbedderCallbackTask(
-      "shouldOverrideUrlLoading");
-  return Java_AwContentsClientBridge_shouldOverrideUrlLoading(
-      env, obj.obj(), jurl.obj(), has_user_gesture, is_redirect, is_main_frame);
-}
-
 void AwContentsClientBridge::ConfirmJsResult(JNIEnv* env,
                                              jobject,
                                              int id,
                                              jstring prompt) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   content::JavaScriptDialogManager::DialogClosedCallback* callback =
       pending_js_dialog_callbacks_.Lookup(id);
   if (!callback) {
     LOG(WARNING) << "Unexpected JS dialog confirm. " << id;
     return;
@@ skipping 26 matching lines @@
   pending_client_cert_request_delegates_.Remove(request_id);
 
   delete delegate;
 }
 
 bool RegisterAwContentsClientBridge(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android_webview