Remove app shortcuts when app is uninstalled on Linux.

chrome/browser/shell_integration_linux.h

Index: chrome/browser/shell_integration_linux.h
diff --git a/chrome/browser/shell_integration_linux.h b/chrome/browser/shell_integration_linux.h
index 588625094e4738a1cb13fcbe142b43691d950065..643068a1466ecae2b6213b7b142f1edfe49c19c4 100644
--- a/chrome/browser/shell_integration_linux.h
+++ b/chrome/browser/shell_integration_linux.h
@@ -26,7 +26,12 @@ bool GetDesktopShortcutTemplate(base::Environment* env,
                                 std::string* output);
 
 // Returns filename for .desktop file based on |url|, sanitized for security.
-FilePath GetDesktopShortcutFilename(const GURL& url);
+FilePath GetWebShortcutFilename(const GURL& url);
+
+// Returns filename for .desktop file based on |profile_path| and
+// |extension_id|, sanitized for security.
+FilePath GetExtensionShortcutFilename(const FilePath& profile_path,
+                                      const std::string& extension_id);
 
 // Returns contents for .desktop file based on |template_contents|, |url|
 // and |title|. The |template_contents| should be contents of .desktop file
@@ -41,9 +46,20 @@ std::string GetDesktopFileContents(const std::string& template_contents,
                                    const std::string& icon_name,
                                    const FilePath& profile_path);
 
+
+// Create shortcuts on the desktop or in the application menu (as specified by
+// |shortcut_info|), for the web page or extension in |shortcut_info|. Use the
+// shortcut template contained in |shortcut_template|.
+// For extensions, duplicate shortcuts are avoided, so if a requested shortcut
+// already exists it is deleted first.
 bool CreateDesktopShortcut(const ShellIntegration::ShortcutInfo& shortcut_info,
                            const std::string& shortcut_template);
 
+// Delete any desktop shortcuts on desktop or in the application menu that have
+// been added for the extension with |extension_id| in |profile_path|.
+void DeleteDesktopShortcuts(const FilePath& profile_path,
+                            const std::string& extension_id);
+
 }  // namespace ShellIntegrationLinux
 
 #endif  // CHROME_BROWSER_SHELL_INTEGRATION_LINUX_H_