Chrome style plugin: apply fixits in //third_party/blink/public

Bug: 706466
Change-Id: I418253ffc3cb314466beb3cad6eb0f36b099f28c
Reviewed-on: https://chromium-review.googlesource.com/1027117Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553470}

third_party/blink/public/platform/web_video_frame_submitter.h

@@ -38,7 +38,7 @@ class BLINK_PLATFORM_EXPORT WebVideoFrameSubmitter
       WebContextProviderCallback,
       gpu::GpuMemoryBufferManager*,
       const cc::LayerTreeSettings&);
-  virtual ~WebVideoFrameSubmitter() = default;
+  ~WebVideoFrameSubmitter() override = default;
 
   // Intialize must be called before submissions occur, pulled out of
   // StartSubmitting() to enable tests without the full mojo statck running.