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

cc/layers/delegated_renderer_layer_impl.cc

Index: cc/layers/delegated_renderer_layer_impl.cc
diff --git a/cc/layers/delegated_renderer_layer_impl.cc b/cc/layers/delegated_renderer_layer_impl.cc
index 86d493a012c9e5d9f63284469dfa582f76815aed..60ad06b2589653be8aceabd49e0387939e5b70bb 100644
--- a/cc/layers/delegated_renderer_layer_impl.cc
+++ b/cc/layers/delegated_renderer_layer_impl.cc
@@ -387,8 +387,8 @@ void DelegatedRendererLayerImpl::AppendRenderPassQuads(
     AppendQuadsData* append_quads_data,
     const RenderPass* delegated_render_pass,
     const gfx::Size& frame_size) const {
-  const SharedQuadState* delegated_shared_quad_state = NULL;
-  SharedQuadState* output_shared_quad_state = NULL;
+  const SharedQuadState* delegated_shared_quad_state = nullptr;
+  SharedQuadState* output_shared_quad_state = nullptr;
 
   for (const auto& delegated_quad : delegated_render_pass->quad_list) {
     bool is_root_delegated_render_pass =