tracing for RenderTextMac::GetDisplayText() eliding goo

ui/gfx/render_text.cc

Index: ui/gfx/render_text.cc
diff --git a/ui/gfx/render_text.cc b/ui/gfx/render_text.cc
index e395a6e006de38097ea3fe041de046c4c75ed810..ac0c7afffb25df4ded9a0b544f991932937deb7d 100644
--- a/ui/gfx/render_text.cc
+++ b/ui/gfx/render_text.cc
@@ -531,6 +531,7 @@ void RenderText::SetElideBehavior(ElideBehavior elide_behavior) {
 }
 
 void RenderText::SetDisplayRect(const Rect& r) {
+  DLOG(INFO) << "in SetDisplayRect.";
   if (r != display_rect_) {
     display_rect_ = r;
     baseline_ = kInvalidBaseline;
@@ -538,6 +539,7 @@ void RenderText::SetDisplayRect(const Rect& r) {
     lines_.clear();
     if (elide_behavior_ != NO_ELIDE &&
         elide_behavior_ != FADE_TAIL) {
+      DLOG(INFO) << "via set display rect: " << GetDisplayText();
       OnDisplayTextAttributeChanged();
     }
   }
@@ -751,6 +753,8 @@ int RenderText::GetBaseline() {
 void RenderText::Draw(Canvas* canvas) {
   EnsureLayout();
 
+  DLOG(INFO) << "Draw: " << GetDisplayText();
+
   if (clip_to_display_rect()) {
     Rect clip_rect(display_rect());
     clip_rect.Inset(ShadowValue::GetMargin(shadows_));
@@ -1278,6 +1282,7 @@ base::string16 RenderText::Elide(const base::string16& text,
                                  float text_width,
                                  float available_width,
                                  ElideBehavior behavior) {
+  DLOG(INFO) << "Elide: '" << text << "' " << text_width << ", " << available_width << ", " << behavior;
   if (available_width <= 0 || text.empty())
     return base::string16();
   if (behavior == ELIDE_EMAIL)
@@ -1310,6 +1315,7 @@ base::string16 RenderText::Elide(const base::string16& text,
   if (insert_ellipsis) {
     render_text->SetText(ellipsis);
     const float ellipsis_width = render_text->GetContentWidthF();
+    DLOG(INFO) << " added elipsis of width: "  << ellipsis_width;
     if (ellipsis_width > available_width)
       return base::string16();
   }
@@ -1345,6 +1351,7 @@ base::string16 RenderText::Elide(const base::string16& text,
           new_text += base::i18n::kRightToLeftMark;
       }
       render_text->SetText(new_text);
+      DLOG(INFO) << "text set to: " << new_text;
     }
 
     // Restore styles. Make sure style ranges don't break new text graphemes.
@@ -1381,6 +1388,8 @@ base::string16 RenderText::Elide(const base::string16& text,
     }
   }
 
+  DLOG(INFO) << "returning " << render_text->text();
+
   return render_text->text();
 }