Use apple-touch-icons for streamlined hosted apps.

chrome/common/web_application_info.h

 // Copyright (c) 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.
 
 #ifndef CHROME_COMMON_WEB_APPLICATION_INFO_H_
 #define CHROME_COMMON_WEB_APPLICATION_INFO_H_
 
 #include <string>
 #include <vector>
 
 #include "base/strings/string16.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/size.h"
 #include "url/gurl.h"
 
 // Structure used when installing a web page as an app.
 struct WebApplicationInfo {
   struct IconInfo {
+    IconInfo();
+    ~IconInfo();
+
     GURL url;
     int width;
     int height;
     SkBitmap data;
   };
 
   WebApplicationInfo();
   ~WebApplicationInfo();
 
   // URL to a manifest that defines the application. If specified, all other
@@ skipping 29 matching lines @@
 
   // The type of launch container to use with the app. Currently supported
   // values are 'tab' and 'panel'. Only supported with manifest-based apps.
   std::string launch_container;
 
   // This indicates if the app is functional in offline mode or not.
   bool is_offline_enabled;
 };
 
 #endif  // CHROME_COMMON_WEB_APPLICATION_INFO_H_