Add overrides and switch to nullptr keyword for all files

Adds remaining missing overrides and nullptr usages, missed due to
an extreme failure in tool usage.

Change-Id: I56abd72975a3999ad13330003c348db40f59aebf

1 files changed, 1 insertions, 1 deletions

diff --git a/libs/hwui/renderthread/DrawFrameTask.h b/libs/hwui/renderthread/DrawFrameTask.h
index 28f6cb2..953f012 100644
--- a/libs/hwui/renderthread/DrawFrameTask.h
+++ b/libs/hwui/renderthread/DrawFrameTask.h
@@ -64,7 +64,7 @@ public:
     void setDensity(float density) { mDensity = density; }
     int drawFrame(nsecs_t frameTimeNanos, nsecs_t recordDurationNanos);
 
-    virtual void run();
+    virtual void run() override;
 
 private:
     void postAndWait();