HUD: Show first paint invalidation in red

cc/layers/layer.cc

Index: cc/layers/layer.cc
diff --git a/cc/layers/layer.cc b/cc/layers/layer.cc
index 63b9990d65faf0e9cb34cac442e7a2c03c44e08a..2f9e699fcadf2b735bfd1d6e65987d7223ce8688 100644
--- a/cc/layers/layer.cc
+++ b/cc/layers/layer.cc
@@ -870,6 +870,7 @@ void Layer::PushPropertiesTo(LayerImpl* layer) {
       TRACE_DISABLED_BY_DEFAULT("cc.debug") "," TRACE_DISABLED_BY_DEFAULT(
           "devtools.timeline.layers"),
       &is_tracing);
+
   if (is_tracing)
     layer->SetDebugInfo(TakeDebugInfo());
 
@@ -1071,7 +1072,7 @@ bool Layer::IsSuitableForGpuRasterization() const {
   return true;
 }
 
-scoped_refptr<base::debug::ConvertableToTraceFormat> Layer::TakeDebugInfo() {
+scoped_refptr<LayerDebugInfo> Layer::TakeDebugInfo() {
   if (client_)
     return client_->TakeDebugInfo();
   else