minidump: existing virtual destructors → override

minidump/minidump_context_writer.h

Index: minidump/minidump_context_writer.h
diff --git a/minidump/minidump_context_writer.h b/minidump/minidump_context_writer.h
index 3b50b36075a029b4bc9087c17c59310ef248a953..c31a1be4b1033c3a2b0eb7fb4da03905cd47cb39 100644
--- a/minidump/minidump_context_writer.h
+++ b/minidump/minidump_context_writer.h
@@ -51,7 +51,7 @@ class MinidumpContextWriter : public internal::MinidumpWritable {
 class MinidumpContextX86Writer final : public MinidumpContextWriter {
  public:
   MinidumpContextX86Writer();
-  virtual ~MinidumpContextX86Writer();
+  ~MinidumpContextX86Writer() override;
 
   //! \brief Returns a pointer to the context structure that this object will
   //!     write.
@@ -82,7 +82,7 @@ class MinidumpContextX86Writer final : public MinidumpContextWriter {
 class MinidumpContextAMD64Writer final : public MinidumpContextWriter {
  public:
   MinidumpContextAMD64Writer();
-  virtual ~MinidumpContextAMD64Writer();
+  ~MinidumpContextAMD64Writer() override;
 
   //! \brief Returns a pointer to the context structure that this object will
   //!     write.