GTTF: Add missing virtual destructors.

chrome/browser/profiles/profile.h

Index: chrome/browser/profiles/profile.h
diff --git a/chrome/browser/profiles/profile.h b/chrome/browser/profiles/profile.h
index 02d1b090cdef57a682c69b6625a3b4b01521959e..f0a78c22530047e09413d0b9bb254e2895c3f17f 100644
--- a/chrome/browser/profiles/profile.h
+++ b/chrome/browser/profiles/profile.h
@@ -125,6 +125,9 @@ class Profile : public content::BrowserContext {
     virtual void OnProfileCreated(Profile* profile,
                                   bool success,
                                   bool is_new_profile) = 0;
+
+   protected:
+    virtual ~Delegate() { }
   };
 
   // Key used to bind profile to the widget with which it is associated.