Revert "GTTF: Add missing virtual destructors."

chrome/browser/extensions/app_notify_channel_setup.h

Index: chrome/browser/extensions/app_notify_channel_setup.h
diff --git a/chrome/browser/extensions/app_notify_channel_setup.h b/chrome/browser/extensions/app_notify_channel_setup.h
index a0388e59c7a60d5c2d93324df837b00256ac0d09..a43e08b3cf3a0ac22c6ecded36a9c9b77f575882 100644
--- a/chrome/browser/extensions/app_notify_channel_setup.h
+++ b/chrome/browser/extensions/app_notify_channel_setup.h
@@ -51,8 +51,6 @@ class AppNotifyChannelSetup
 
   class Delegate {
    public:
-    virtual ~Delegate() { }
-
     // If successful, |channel_id| will be non-empty. On failure, |channel_id|
     // will be empty and |error| will contain an error to report to the JS
     // callback.
@@ -66,8 +64,6 @@ class AppNotifyChannelSetup
   // forcing the return of a certain result to the delegate.
   class InterceptorForTests {
    public:
-    virtual ~InterceptorForTests() { }
-
     virtual void DoIntercept(
         const AppNotifyChannelSetup* setup,
         std::string* result_channel_id,