Support display: contents for elements, first-line and first-letter pseudos.

third_party/WebKit/Source/core/css/resolver/StyleResolver.h

Index: third_party/WebKit/Source/core/css/resolver/StyleResolver.h
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.h b/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
index a06ff9ba448bfc0f27549d1bc00eceb6b1711d78..0d0e73f9d3e6779d8982d6970adf7461e943028a 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
@@ -82,6 +82,7 @@ class CORE_EXPORT StyleResolver final
   PassRefPtr<ComputedStyle> styleForElement(
       Element*,
       const ComputedStyle* parentStyle = 0,
+      const ComputedStyle* layoutParentStyle = 0,

[rune, 2017/01/27 13:09:23]

nullptr

[emilio, 2017/01/27 22:13:15]

Good call, I'll change both.

[rune, 2017/02/06 22:40:44]

Acknowledged.

       StyleSharingBehavior = AllowStyleSharing,
       RuleMatchingBehavior = MatchAllRules);
 
@@ -95,7 +96,8 @@ class CORE_EXPORT StyleResolver final
   PassRefPtr<ComputedStyle> pseudoStyleForElement(
       Element*,
       const PseudoStyleRequest&,
-      const ComputedStyle* parentStyle);
+      const ComputedStyle* parentStyle,
+      const ComputedStyle* layoutParentStyle);
 
   PassRefPtr<ComputedStyle> styleForPage(int pageIndex);
   PassRefPtr<ComputedStyle> styleForText(Text*);