Mark overridden destructors with 'override' and remove 'virtual'

This silences a new warning in clang 5.0

Change-Id: Ieb5b75a6ffed60107c3fd16075d2ecfd515b55e8
Reviewed-on: https://skia-review.googlesource.com/10006
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Mike Klein <mtklein@chromium.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/bench/TextBench.cpp b/bench/TextBench.cpp
index a048ffd4a1..f4a7cddbae 100644
--- a/bench/TextBench.cpp
+++ b/bench/TextBench.cpp
@@ -63,7 +63,7 @@ public:
         fPaint.setColor(color);
     }
 
-    virtual ~TextBench() {
+    ~TextBench() override {
         delete[] fPos;
     }