[C++11 Allowed Features] Declares a type-safe null pointer converting from NULL to nullptr [part-…

cc/trees/layer_tree_host_unittest_animation.cc

Index: cc/trees/layer_tree_host_unittest_animation.cc
diff --git a/cc/trees/layer_tree_host_unittest_animation.cc b/cc/trees/layer_tree_host_unittest_animation.cc
index 3bd55e533d7c0ba81d5c85563aba890e0b493ed6..a23ea0a5d66208a41db19c9422b3a540de0ff2ff 100644
--- a/cc/trees/layer_tree_host_unittest_animation.cc
+++ b/cc/trees/layer_tree_host_unittest_animation.cc
@@ -370,7 +370,7 @@ class LayerTreeHostAnimationTestNoBackgroundTickingWithoutActiveTree
       base::TimeTicks monotonic_time,
       Animation::TargetProperty target_property) override {
     // Replace animated commits with an empty tree.
-    layer_tree_host()->SetRootLayer(make_scoped_refptr<Layer>(NULL));
+    layer_tree_host()->SetRootLayer(make_scoped_refptr<Layer>(nullptr));
   }
 
   virtual void DidCommit() override {
@@ -671,7 +671,7 @@ class LayerTreeHostAnimationTestDoNotSkipLayersWithAnimatedOpacity
     EXPECT_EQ(1u, update_check_layer_->update_count());
 
     // clear update_check_layer_ so LayerTreeHost dies.
-    update_check_layer_ = NULL;
+    update_check_layer_ = nullptr;
   }
 
  private: