[WebView] Remove onFailure from VisualStateCallback.

android_webview/native/aw_contents.cc

 // Copyright 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/aw_contents.h"
 
 #include <limits>
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_browser_main_parts.h"
@@ skipping 1019 matching lines @@
 void AwContents::EnableOnNewPicture(JNIEnv* env,
                                     jobject obj,
                                     jboolean enabled) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   browser_view_renderer_.EnableOnNewPicture(enabled);
 }
 
 namespace {
 void InvokeVisualStateCallback(const JavaObjectWeakGlobalRef& java_ref,
                               long request_id,
-                              ScopedJavaGlobalRef<jobject>* callback,
-                              bool result) {
+                              ScopedJavaGlobalRef<jobject>* callback) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref.get(env);
   if (obj.is_null())
      return;
   Java_AwContents_invokeVisualStateCallback(
-      env, obj.obj(), callback->obj(), request_id, result);
+      env, obj.obj(), callback->obj(), request_id);
 }
 }  // namespace
 
 void AwContents::InsertVisualStateCallback(
     JNIEnv* env, jobject obj, long request_id, jobject callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   ScopedJavaGlobalRef<jobject>* j_callback = new ScopedJavaGlobalRef<jobject>();
   j_callback->Reset(env, callback);
   web_contents_->GetMainFrame()->InsertVisualStateCallback(
       base::Bind(&InvokeVisualStateCallback, java_ref_, request_id,
@@ skipping 78 matching lines @@
 
   AwMessagePortServiceImpl::GetInstance()->CreateMessageChannel(env, ports,
       GetMessagePortMessageFilter());
 }
 
 void SetShouldDownloadFavicons(JNIEnv* env, jclass jclazz) {
   g_should_download_favicons = true;
 }
 
 }  // namespace android_webview