Pseudo and non pseudo elements should return correct computed content value

third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp b/third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp
index 845a3f092c3c62ef4647eb9c56f39931f049ea20..7d3bc5f51f0631c747a958fd3b67afd5552bda43 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp
@@ -657,9 +657,14 @@ void StyleBuilderFunctions::applyInheritCSSPropertyContent(StyleResolverState&)
 
 void StyleBuilderFunctions::applyValueCSSPropertyContent(StyleResolverState& state, CSSValue* value)
 {
+    bool didSet = false;
+    if (state.style()->hasPseudoElementStyle()) {
+        state.style()->setContent(ContentDataNormal, didSet);
+        return;
+    }
+
     // list of string, uri, counter, attr, i
 
-    bool didSet = false;
     for (auto& item : toCSSValueList(*value)) {
         if (item->isImageGeneratorValue()) {
             state.style()->setContent(StyleGeneratedImage::create(toCSSImageGeneratorValue(*item)), didSet);
@@ -724,8 +729,16 @@ void StyleBuilderFunctions::applyValueCSSPropertyContent(StyleResolverState& sta
                 state.style()->setContent(NO_CLOSE_QUOTE, didSet);
                 didSet = true;
                 break;
+            case CSSValueNormal:
+                if (state.style()->styleType() == PseudoIdBefore || state.style()->styleType() == PseudoIdAfter) {
+                    state.style()->setContent(ContentDataNone, didSet);
+                    didSet = true;
+                } else {
+                    didSet = false;
+                }
+                break;
             default:
-                // normal and none do not have any effect.
+                // none does not have any effect.
                 { }
             }
         }