Add CSS Transition support to registered custom properties

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/css/CSSPropertyEquality.h"
 
+#include "core/css/CSSValue.h"
 #include "core/style/ComputedStyle.h"
 #include "core/style/DataEquivalency.h"
 #include "core/style/ShadowList.h"
+#include "wtf/text/AtomicString.h"

[Eric Willigers, 2017/03/08 04:10:47]

Declaring the class would be sufficient. frame/csp/ContentSecurityPolicy.h has
an example.

[alancutter (OOO until 2018), 2017/03/09 04:35:59]

Removed.

 
 // TODO(ikilpatrick): generate this file.
 
 namespace blink {
 
 namespace {
 
 template <CSSPropertyID property>
 bool fillLayersEqual(const FillLayer& aLayers, const FillLayer& bLayers) {
   const FillLayer* aLayer = &aLayers;
@@ skipping 348 matching lines @@
       return a.svgStyle().ry() == b.svgStyle().ry();
     case CSSPropertyZIndex:
       return a.hasAutoZIndex() == b.hasAutoZIndex() &&
              (a.hasAutoZIndex() || a.zIndex() == b.zIndex());
     default:
       NOTREACHED();
       return true;
   }
 }
 
+bool CSSPropertyEquality::registeredCustomPropertiesEqual(
+    const AtomicString& propertyName,
+    const ComputedStyle& a,
+    const ComputedStyle& b) {
+  return compareCSSValuePtr(a.getRegisteredVariable(propertyName),
+                            b.getRegisteredVariable(propertyName));
+}
+
 }  // namespace blink