replace OVERRIDE and FINAL with override and final in cc/

cc/resources/bitmap_raster_worker_pool.cc

Index: cc/resources/bitmap_raster_worker_pool.cc
diff --git a/cc/resources/bitmap_raster_worker_pool.cc b/cc/resources/bitmap_raster_worker_pool.cc
index 959a0f339f988ca4b5f93fa2978230b27b12a10b..404f67f2781f3c5d429f2107409a340903ec4322 100644
--- a/cc/resources/bitmap_raster_worker_pool.cc
+++ b/cc/resources/bitmap_raster_worker_pool.cc
@@ -23,10 +23,10 @@ class RasterBufferImpl : public RasterBuffer {
       : lock_(resource_provider, resource->id()) {}
 
   // Overridden from RasterBuffer:
-  virtual skia::RefPtr<SkCanvas> AcquireSkCanvas() OVERRIDE {
+  virtual skia::RefPtr<SkCanvas> AcquireSkCanvas() override {
     return skia::SharePtr(lock_.sk_canvas());
   }
-  virtual void ReleaseSkCanvas(const skia::RefPtr<SkCanvas>& canvas) OVERRIDE {}
+  virtual void ReleaseSkCanvas(const skia::RefPtr<SkCanvas>& canvas) override {}
 
  private:
   ResourceProvider::ScopedWriteLockSoftware lock_;