Implementation of shared worker code path for WebView file system permission.

chrome/browser/chrome_content_browser_client.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_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_
 #define CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 130 matching lines @@
                               int render_frame_id,
                               net::CookieOptions* options) OVERRIDE;
   virtual bool AllowSaveLocalState(content::ResourceContext* context) OVERRIDE;
   virtual bool AllowWorkerDatabase(
       const GURL& url,
       const base::string16& name,
       const base::string16& display_name,
       unsigned long estimated_size,
       content::ResourceContext* context,
       const std::vector<std::pair<int, int> >& render_frames) OVERRIDE;
-  virtual bool AllowWorkerFileSystem(
+  virtual void AllowWorkerFileSystem(
       const GURL& url,
       content::ResourceContext* context,
-      const std::vector<std::pair<int, int> >& render_frames) OVERRIDE;
+      const std::vector<std::pair<int, int> >& render_frames,
+      base::Callback<void(bool)> callback) OVERRIDE;
   virtual bool AllowWorkerIndexedDB(
       const GURL& url,
       const base::string16& name,
       content::ResourceContext* context,
       const std::vector<std::pair<int, int> >& render_frames) OVERRIDE;
   virtual net::URLRequestContext* OverrideRequestContextForURL(
       const GURL& url, content::ResourceContext* context) OVERRIDE;
   virtual content::QuotaPermissionContext*
       CreateQuotaPermissionContext() OVERRIDE;
   virtual void AllowCertificateError(
@@ skipping 130 matching lines @@
 
  private:
 #if defined(ENABLE_WEBRTC)
   // Copies disable WebRTC encryption switch depending on the channel.
   static void MaybeCopyDisableWebRtcEncryptionSwitch(
       base::CommandLine* to_command_line,
       const base::CommandLine& from_command_line,
       VersionInfo::Channel channel);
 #endif
 
+  void FileSystemAccessed(
+    const GURL& url,
+    const std::vector<std::pair<int, int> >& render_frames,
+    base::Callback<void(bool)> callback,
+    bool allow);
+
+#if defined(ENABLE_EXTENSIONS)
+void GuestPermissionRequestHelper(
+    const GURL& url,
+    const std::vector<std::pair<int, int> >& render_frames,
+    base::Callback<void(bool)> callback,
+    bool allow);
+
+static void RequestFileSystemPermissionOnUIThread(
+    int render_process_id,
+    int render_frame_id,
+    const GURL& url,
+    bool allowed_by_default,
+    const base::Callback<void(bool)>& callback);
+#endif
+
 #if defined(ENABLE_PLUGINS)
   // Set of origins that can use TCP/UDP private APIs from NaCl.
   std::set<std::string> allowed_socket_origins_;
   // Set of origins that can get a handle for FileIO from NaCl.
   std::set<std::string> allowed_file_handle_origins_;
   // Set of origins that can use "dev chanel" APIs from NaCl, even on stable
   // versions of Chrome.
   std::set<std::string> allowed_dev_channel_origins_;
 #endif
   scoped_ptr<extensions::BrowserPermissionsPolicyDelegate>
       permissions_policy_delegate_;
 
   // The prerender tracker used to determine whether a render process is used
   // for prerendering and an override cookie store must be provided.
   // This needs to be kept as a member rather than just looked up from
   // the profile due to initialization ordering, as well as due to threading.
   // It is initialized on the UI thread when the ResoureDispatcherHost is
   // created. It is used only the IO thread.
   prerender::PrerenderTracker* prerender_tracker_;
 
+   base::WeakPtrFactory<ChromeContentBrowserClient> weak_factory_;
+
   friend class DisableWebRtcEncryptionFlagTest;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentBrowserClient);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_