CSS Custom Properties (Variables)

third_party/WebKit/Source/core/css/CSSValue.cpp

Index: third_party/WebKit/Source/core/css/CSSValue.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSValue.cpp b/third_party/WebKit/Source/core/css/CSSValue.cpp
index 7d5d4acee8a3b3d2c306128f320367acd26256ac..4a3403b3c4bcc1e9c3a5abd423b1b4e2e0cc6294 100644
--- a/third_party/WebKit/Source/core/css/CSSValue.cpp
+++ b/third_party/WebKit/Source/core/css/CSSValue.cpp
@@ -33,6 +33,7 @@
 #include "core/css/CSSCounterValue.h"
 #include "core/css/CSSCrossfadeValue.h"
 #include "core/css/CSSCursorImageValue.h"
+#include "core/css/CSSCustomPropertyDeclaration.h"
 #include "core/css/CSSFontFaceSrcValue.h"
 #include "core/css/CSSFontFeatureValue.h"
 #include "core/css/CSSFunctionValue.h"
@@ -152,6 +153,8 @@ bool CSSValue::equals(const CSSValue& other) const
             return compareCSSValues<CSSSVGDocumentValue>(*this, other);
         case CSSContentDistributionClass:
             return compareCSSValues<CSSContentDistributionValue>(*this, other);
+        case VariableClass:
+            return compareCSSValues<CSSCustomPropertyDeclaration>(*this, other);
         }
         ASSERT_NOT_REACHED();
         return false;
@@ -220,6 +223,9 @@ String CSSValue::cssText() const
         return toCSSSVGDocumentValue(this)->customCSSText();
     case CSSContentDistributionClass:
         return toCSSContentDistributionValue(this)->customCSSText();
+    case VariableClass:
+        // TODO(leviw): We don't allow custom properties in CSSOM yet
+        ASSERT_NOT_REACHED();
     }
     ASSERT_NOT_REACHED();
     return String();
@@ -315,6 +321,9 @@ void CSSValue::destroy()
     case CSSContentDistributionClass:
         delete toCSSContentDistributionValue(this);
         return;
+    case VariableClass:
+        delete toCSSCustomPropertyDeclaration(this);
+        return;
     }
     ASSERT_NOT_REACHED();
 }
@@ -409,6 +418,8 @@ void CSSValue::finalizeGarbageCollectedObject()
     case CSSContentDistributionClass:
         toCSSContentDistributionValue(this)->~CSSContentDistributionValue();
         return;
+    case VariableClass:
+        return;

[Timothy Loh, 2015/09/30 02:09:27]

need to destruct?

     }
     ASSERT_NOT_REACHED();
 }
@@ -503,6 +514,8 @@ DEFINE_TRACE(CSSValue)
     case CSSContentDistributionClass:
         toCSSContentDistributionValue(this)->traceAfterDispatch(visitor);
         return;
+    case VariableClass:
+        return;

[Timothy Loh, 2015/09/30 02:09:27]

need to trace?

     }
     ASSERT_NOT_REACHED();
 }