Remove app shortcuts when app is uninstalled on Linux.

chrome/browser/web_applications/web_app.cc

Index: chrome/browser/web_applications/web_app.cc
diff --git a/chrome/browser/web_applications/web_app.cc b/chrome/browser/web_applications/web_app.cc
index a502b5a19a246437dccf06987fb726523fd8cc93..c2b2a3453ff1aa1e3b6f5531c73e451374b92a1d 100644
--- a/chrome/browser/web_applications/web_app.cc
+++ b/chrome/browser/web_applications/web_app.cc
@@ -127,8 +127,18 @@ void CreateShortcut(
       BrowserThread::FILE,
       FROM_HERE,
       base::Bind(base::IgnoreResult(&CreateShortcutOnFileThread),
-                 profile_path,
-                 shortcut_info));
+                 profile_path, shortcut_info));
+}
+
+void DeleteAllShortcuts(const FilePath& profile_path,
+                        const std::string& extension_id) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  BrowserThread::PostTask(
+      BrowserThread::FILE,
+      FROM_HERE,
+      base::Bind(&internals::DeletePlatformShortcuts, profile_path,
+                 extension_id));
 }
 
 bool CreateShortcutOnFileThread(