alternative tracing

ui/gfx/render_text_mac.cc

Index: ui/gfx/render_text_mac.cc
diff --git a/ui/gfx/render_text_mac.cc b/ui/gfx/render_text_mac.cc
index 203bd356a311ba60a3d6eb8f60c1ae4768025b99..42b0a1f55876d774bfff4c19e550539b704d9e5a 100644
--- a/ui/gfx/render_text_mac.cc
+++ b/ui/gfx/render_text_mac.cc
@@ -117,6 +117,7 @@ void RenderTextMac::OnLayoutTextAttributeChanged(bool text_changed) {
     if (elide_behavior() != NO_ELIDE &&
         elide_behavior() != FADE_TAIL &&
         !layout_text().empty()) {
+      DLOG(INFO) << "UPDATE DISP: " << GetContentWidth();
       UpdateDisplayText(GetContentWidth());
     } else {
       UpdateDisplayText(0);
@@ -135,6 +136,8 @@ void RenderTextMac::OnDisplayTextAttributeChanged() {
 void RenderTextMac::EnsureLayout() {
   if (line_.get())
     return;
+
+  DLOG(INFO) << "EnsureLayout based on: " << GetDisplayText() << " elided=" << text_elided();
   runs_.clear();
   runs_valid_ = false;