Update a comment in LayoutTextControl::StyleDidChange

This CL has no behavior changes.

TBR=futhark@chromium.org

No-Try: true
Change-Id: I212e00963ddb9636c6ab754bd28b4dcce2ad03a0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2545322
Commit-Queue: Kent Tamura <tkent@chromium.org>
Reviewed-by: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#828310}

third_party/blink/renderer/core/layout/layout_text_control.cc

@@ -78,7 +78,7 @@ void LayoutTextControl::StyleDidChange(HTMLElement* inner_editor,
     }
 
     // The inner editor element uses the LayoutTextControl's ::selection style
-    // (see: GetUncachedSelectionStyle in SelectionPaintingUtils.cpp) so ensure
+    // (see: HighlightPseudoStyle in highlight_painting_utils.cc) so ensure
     // the inner editor selection is invalidated anytime style changes and a
     // ::selection style is or was present on LayoutTextControl.
     if (new_style.HasPseudoElementStyle(kPseudoIdSelection) ||