First step to create application shortcuts on Linux.

chrome/browser/shell_integration.h

 // Copyright (c) 2006-2008 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__
 
 #include <string>
 
+#include "base/basictypes.h"
 #include "base/ref_counted.h"
+#include "base/string16.h"
 
+class FilePath;
+class GURL;
 class MessageLoop;
 
 class ShellIntegration {
  public:
   // Sets Chrome as default browser (only for current user). Returns false if
   // this operation fails.
   static bool SetAsDefaultBrowser();
 
   // Returns true if this instance of Chrome is the default browser. (Defined
   // as being the handler for the http/https protocols... we don't want to
   // report false here if the user has simply chosen to open HTML files in a
   // text editor and ftp links with a FTP client).
   static bool IsDefaultBrowser();
 
   // Returns true if Firefox is likely to be the default browser for the current
   // user. This method is very fast so it can be invoked in the UI thread.
   static bool IsFirefoxDefaultBrowser();
 
+#if defined(OS_LINUX)
+  // 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 string16& title);
+
+  // Creates a desktop shortcut for |url| with |title|. It is not guaranteed
+  // to exist immediately after returning from this function, because actual
+  // file operation is done on the file thread.
+  static void CreateDesktopShortcut(const GURL& url, const string16& title);
+#endif  // defined(OS_LINUX)
 
   // The current default browser UI state
   enum DefaultBrowserUIState {
     STATE_PROCESSING,
     STATE_DEFAULT,
     STATE_NOT_DEFAULT
   };
 
   class DefaultBrowserObserver {
    public:
@@ skipping 43 matching lines @@
     DefaultBrowserObserver* observer_;
 
     MessageLoop* ui_loop_;
     MessageLoop* file_loop_;
 
     DISALLOW_COPY_AND_ASSIGN(DefaultBrowserWorker);
   };
 };
 
 #endif  // CHROME_BROWSER_SHELL_INTEGRATION_H__