Add the calculated WMClass to generated .desktop files.

chrome/browser/shell_integration.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_SHELL_INTEGRATION_H_
 #define CHROME_BROWSER_SHELL_INTEGRATION_H_
 #pragma once
 
 #include <string>
 
@@ skipping 78 matching lines @@
   static bool GetDesktopShortcutTemplate(base::Environment* env,
                                          std::string* output);
 
   // Returns filename for .desktop file based on |url|, sanitized for security.
   static FilePath GetDesktopShortcutFilename(const GURL& url);
 
   // Returns contents for .desktop file based on |template_contents|, |url|
   // and |title|. The |template_contents| should be contents of .desktop file
   // used to launch Chrome.
   static std::string GetDesktopFileContents(
-      const std::string& template_contents, const GURL& url,
-      const std::string& extension_id, const string16& title,
+      const std::string& template_contents,
+      const std::string& app_name,
+      const GURL& url,
+      const std::string& extension_id,
+      const string16& title,
       const std::string& icon_name);
 
   static void CreateDesktopShortcut(const ShortcutInfo& shortcut_info,
                                     const std::string& shortcut_template);
 #endif  // defined(USE_X11)
 
 #if defined(OS_WIN)
   // Generates Win7 app id for given app name and profile path. The returned app
   // id is in the format of "|app_name|[.<profile_id>]". "profile_id" is
   // appended when user override the default value.
@@ skipping 65 matching lines @@
     // state.
     void UpdateUI(DefaultBrowserState state);
 
     DefaultBrowserObserver* observer_;
 
     DISALLOW_COPY_AND_ASSIGN(DefaultBrowserWorker);
   };
 };
 
 #endif  // CHROME_BROWSER_SHELL_INTEGRATION_H_