Refactor GuestView.

chrome/browser/guestview/adview/adview_guest.cc

-// Copyright 2014 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 "chrome/browser/guestview/adview/adview_guest.h"
-
-#include "base/strings/string_util.h"
-#include "chrome/browser/guestview/adview/adview_constants.h"
-#include "chrome/browser/guestview/guestview_constants.h"
-#include "content/public/browser/web_contents.h"
-#include "net/base/net_errors.h"
-
-using content::WebContents;
-
-AdViewGuest::AdViewGuest(WebContents* guest_web_contents,
-                         const std::string& extension_id)
-    : GuestView(guest_web_contents, extension_id),
-      WebContentsObserver(guest_web_contents) {
-}
-
-// static
-AdViewGuest* AdViewGuest::From(int embedder_process_id,
-                               int guest_instance_id) {
-  GuestView* guest = GuestView::From(embedder_process_id, guest_instance_id);
-  if (!guest)
-    return NULL;
-  return guest->AsAdView();
-}
-
-GuestView::Type AdViewGuest::GetViewType() const {
-  return GuestView::ADVIEW;
-}
-
-WebViewGuest* AdViewGuest::AsWebView() {
-  return NULL;
-}
-
-AdViewGuest* AdViewGuest::AsAdView() {
-  return this;
-}
-
-AdViewGuest::~AdViewGuest() {
-}
-
-void AdViewGuest::DidCommitProvisionalLoadForFrame(
-    int64 frame_id,
-    const base::string16& frame_unique_name,
-    bool is_main_frame,
-    const GURL& url,
-    content::PageTransition transition_type,
-    content::RenderViewHost* render_view_host) {
-  scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
-  args->SetString(guestview::kUrl, url.spec());
-  args->SetBoolean(guestview::kIsTopLevel, is_main_frame);
-  DispatchEvent(new GuestView::Event(adview::kEventLoadCommit, args.Pass()));
-}
-
-void AdViewGuest::DidFailProvisionalLoad(
-    int64 frame_id,
-    const base::string16& frame_unique_name,
-    bool is_main_frame,
-    const GURL& validated_url,
-    int error_code,
-    const base::string16& error_description,
-    content::RenderViewHost* render_view_host) {
-  // Translate the |error_code| into an error string.
-  std::string error_type;
-  base::RemoveChars(net::ErrorToString(error_code), "net::", &error_type);
-
-  scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
-  args->SetBoolean(guestview::kIsTopLevel, is_main_frame);
-  args->SetString(guestview::kUrl, validated_url.spec());
-  args->SetString(guestview::kReason, error_type);
-  DispatchEvent(new GuestView::Event(adview::kEventLoadAbort, args.Pass()));
-}