text blob counting patch

textblob-counter.diff

diff --git a/Source/core/rendering/TextPainter.cpp b/Source/core/rendering/TextPainter.cpp
index 3901813..4133ea0 100644
--- a/Source/core/rendering/TextPainter.cpp
+++ b/Source/core/rendering/TextPainter.cpp
@@ -178,6 +178,8 @@ static bool graphicsContextAllowsTextBlobs(GraphicsContext* context)
     return !context->strokeGradient() && !context->strokePattern() && !context->fillGradient() && !context->fillPattern();
 }
 
+static unsigned long g_totalBlobsPainted = 0;
+
 template <TextPainter::PaintInternalStep step>
 void TextPainter::paintInternalRun(TextRunPaintInfo& textRunPaintInfo, int from, int to, TextBlobPtr* cachedTextBlob)
 {
@@ -195,12 +197,16 @@ void TextPainter::paintInternalRun(TextRunPaintInfo& textRunPaintInfo, int from,
     TextBlobPtr& textBlob = cachedTextBlob ? *cachedTextBlob : localTextBlob;
     bool canUseTextBlobs = RuntimeEnabledFeatures::textBlobEnabled() && graphicsContextAllowsTextBlobs(m_graphicsContext);
 
-    if (canUseTextBlobs && !textBlob)
+    const char* label = "c  ";
+    if (canUseTextBlobs && !textBlob) {
         textBlob = m_font.buildTextBlob(textRunPaintInfo, m_textOrigin, m_graphicsContext->couldUseLCDRenderedText());
+        label = cachedTextBlob ? " * " : "  X";
+    }
 
-    if (canUseTextBlobs && textBlob)
+    if (canUseTextBlobs && textBlob) {
+        fprintf(stderr, "%19lu  %3s  TextBlob@%p\n", ++g_totalBlobsPainted, label, textBlob.get());
         m_font.drawTextBlob(m_graphicsContext, textBlob.get(), m_textOrigin.data());
-    else
+    } else
         m_graphicsContext->drawText(m_font, textRunPaintInfo, m_textOrigin);
 }
 
diff --git a/Source/platform/RuntimeEnabledFeatures.in b/Source/platform/RuntimeEnabledFeatures.in
index b75abe6..2d8e313 100644
--- a/Source/platform/RuntimeEnabledFeatures.in
+++ b/Source/platform/RuntimeEnabledFeatures.in
@@ -136,7 +136,7 @@ Touch status=stable
 // Temporary setting to allow easy rollback of change to hover media feature.
 HoverMediaQueryKeywords status=stable
 
-TextBlob
+TextBlob status=stable
 TouchIconLoading
 ThreadedParserDataReceiver status=experimental
 UserSelectAll status=experimental