Remove some straggling zoom-related code.

sky/engine/core/rendering/style/RenderStyle.cpp

Index: sky/engine/core/rendering/style/RenderStyle.cpp
diff --git a/sky/engine/core/rendering/style/RenderStyle.cpp b/sky/engine/core/rendering/style/RenderStyle.cpp
index fab3950699b2369f47219fce51bb0008223023f7..f98c66f386778c8ba9cc069dcd823319c3d76831 100644
--- a/sky/engine/core/rendering/style/RenderStyle.cpp
+++ b/sky/engine/core/rendering/style/RenderStyle.cpp
@@ -938,9 +938,6 @@ void RenderStyle::setLetterSpacing(float letterSpacing)
 
 void RenderStyle::setFontSize(float size)
 {
-    // size must be specifiedSize if Text Autosizing is enabled, but computedSize if text
-    // zoom is enabled (if neither is enabled it's irrelevant as they're probably the same).
-
     ASSERT(std::isfinite(size));
     if (!std::isfinite(size) || size < 0)
         size = 0;