Implement app banner info bars on desktop.

chrome/browser/android/banners/app_banner_data_fetcher_android.cc

 // Copyright 2015 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/android/banners/app_banner_data_fetcher_android.h"
 
 #include "chrome/browser/android/banners/app_banner_infobar_delegate_android.h"
+#include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/ui/android/infobars/app_banner_infobar_android.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 namespace banners {
 
 AppBannerDataFetcherAndroid::AppBannerDataFetcherAndroid(
     content::WebContents* web_contents,
     base::WeakPtr<Delegate> weak_delegate,
     int ideal_icon_size)
     : AppBannerDataFetcher(web_contents, weak_delegate, ideal_icon_size) {
@@ skipping 16 matching lines @@
   native_app_package_ = app_package;
   native_app_data_.Reset(app_data);
   return FetchIcon(image_url);
 }
 
 std::string AppBannerDataFetcherAndroid::GetAppIdentifier() {
   return native_app_data_.is_null()
       ? AppBannerDataFetcher::GetAppIdentifier() : native_app_package_;
 }
 
-infobars::InfoBar* AppBannerDataFetcherAndroid::CreateBanner(
-    const SkBitmap* icon,
-    const base::string16& title) {
+void AppBannerDataFetcherAndroid::ShowBanner(const SkBitmap* icon,
+                                             const base::string16& title) {
   content::WebContents* web_contents = GetWebContents();
   DCHECK(web_contents);
 
   infobars::InfoBar* infobar = nullptr;
   if (native_app_data_.is_null()) {
     scoped_ptr<AppBannerInfoBarDelegateAndroid> delegate(
         new AppBannerInfoBarDelegateAndroid(
             event_request_id(), title, new SkBitmap(*icon), web_app_data()));
 
     infobar =
         new AppBannerInfoBarAndroid(delegate.Pass(), web_app_data().start_url);
     if (infobar)
       RecordDidShowBanner("AppBanner.WebApp.Shown");
   } else {
     scoped_ptr<AppBannerInfoBarDelegateAndroid> delegate(
         new AppBannerInfoBarDelegateAndroid(
             event_request_id(), title, new SkBitmap(*icon), native_app_data_,
             native_app_package_));
     infobar = new AppBannerInfoBarAndroid(delegate.Pass(), native_app_data_);
     if (infobar)
       RecordDidShowBanner("AppBanner.NativeApp.Shown");
   }
-
-  return infobar;
+  InfoBarService::FromWebContents(web_contents)
+      ->AddInfoBar(make_scoped_ptr(infobar));
 }
 
 }  // namespace banners