Apply automated fixits for Chrome clang plugin to sandbox.

sandbox/win/src/process_thread_dispatcher.h

Index: sandbox/win/src/process_thread_dispatcher.h
diff --git a/sandbox/win/src/process_thread_dispatcher.h b/sandbox/win/src/process_thread_dispatcher.h
index c0b12d172161cd35a25752b1726a4753bba245d8..2bb3b6ea6f4f52f46da54b4313dcd9fa32928fd8 100644
--- a/sandbox/win/src/process_thread_dispatcher.h
+++ b/sandbox/win/src/process_thread_dispatcher.h
@@ -16,10 +16,10 @@ namespace sandbox {
 class ThreadProcessDispatcher : public Dispatcher {
  public:
   explicit ThreadProcessDispatcher(PolicyBase* policy_base);
-  ~ThreadProcessDispatcher() {}
+  ~ThreadProcessDispatcher() override {}
 
   // Dispatcher interface.
-  virtual bool SetupService(InterceptionManager* manager, int service);
+  bool SetupService(InterceptionManager* manager, int service) override;
 
  private:
   // Processes IPC requests coming from calls to NtOpenThread() in the target.