Install platform apps into a separate data directory

chrome/browser/web_applications/web_app.h

 // Copyright (c) 2011 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_WEB_APPLICATIONS_WEB_APP_H_
 #define CHROME_BROWSER_WEB_APPLICATIONS_WEB_APP_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "build/build_config.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/common/web_apps.h"
 
 namespace web_app {
 
+// Returns data directory for given web app url.
+FilePath GetWebAppDataDirectory(const FilePath& profile_path,
+                                const std::string& extension_id,
+                                const GURL& url);
+
 // Compute a deterministic name based on data in the shortcut_info.
 std::string GenerateApplicationNameFromInfo(
     const ShellIntegration::ShortcutInfo& shortcut_info);
 
 // Compute a deterministic name based on the URL. We use this pseudo name
 // as a key to store window location per application URLs in Browser and
 // as app id for BrowserWindow, shortcut and jump list.
 std::string GenerateApplicationNameFromURL(const GURL& url);
 
 // Compute a deterministic name based on an extension/apps's id.
@@ skipping 34 matching lines @@
 // them as a separate application.
 std::string GetWMClassFromAppName(std::string app_name);
 #endif
 
 namespace internals {
 
 #if defined(OS_WIN)
 bool CheckAndSaveIcon(const FilePath& icon_file, const SkBitmap& image);
 #endif
 
-FilePath GetWebAppDataDirectory(const FilePath& root_dir,
-                                const ShellIntegration::ShortcutInfo& info);
-
 void CreateShortcutTask(const FilePath& web_app_path,
                         const FilePath& profile_path,
                         const ShellIntegration::ShortcutInfo& shortcut_info);
 
 // Returns sanitized name that could be used as a file name
 FilePath GetSanitizedFileName(const string16& name);
 
 }  // namespace internals
 
 }  // namespace web_app
 
 #endif  // CHROME_BROWSER_WEB_APPLICATIONS_WEB_APP_H_