replace OVERRIDE and FINAL with override and final in cc/

cc/resources/zero_copy_raster_worker_pool.cc

Index: cc/resources/zero_copy_raster_worker_pool.cc
diff --git a/cc/resources/zero_copy_raster_worker_pool.cc b/cc/resources/zero_copy_raster_worker_pool.cc
index f463406262b5c4126020e6d6b7f29db2b6daaf19..8d98eaf0a700b6466f7f93916a455e3ceb120163 100644
--- a/cc/resources/zero_copy_raster_worker_pool.cc
+++ b/cc/resources/zero_copy_raster_worker_pool.cc
@@ -36,7 +36,7 @@ class RasterBufferImpl : public RasterBuffer {
   }
 
   // Overridden from RasterBuffer:
-  virtual skia::RefPtr<SkCanvas> AcquireSkCanvas() OVERRIDE {
+  virtual skia::RefPtr<SkCanvas> AcquireSkCanvas() override {
     if (!buffer_)
       return skia::AdoptRef(SkCreateNullCanvas());
 
@@ -44,7 +44,7 @@ class RasterBufferImpl : public RasterBuffer {
         &bitmap_, buffer_, resource_->format(), resource_->size(), stride_);
     return skia::AdoptRef(new SkCanvas(bitmap_));
   }
-  virtual void ReleaseSkCanvas(const skia::RefPtr<SkCanvas>& canvas) OVERRIDE {
+  virtual void ReleaseSkCanvas(const skia::RefPtr<SkCanvas>& canvas) override {
     if (!buffer_)
       return;