Make SVGLength wrap a CSSPrimitiveValue.

third_party/WebKit/Source/core/css/MediaValues.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 "config.h"
 #include "core/css/MediaValues.h"
 
 #include "core/css/CSSHelper.h"
 #include "core/css/MediaValuesCached.h"
 #include "core/css/MediaValuesDynamic.h"
@@ skipping 149 matching lines @@
     // CSSToLengthConversionData::zoomedComputedPixels() more generic (to solve both cases) without hurting performance.
 
     // FIXME - Unite the logic here with CSSToLengthConversionData in a performant way.
     double factor = 0;
     switch (type) {
     case CSSPrimitiveValue::UnitType::Ems:
     case CSSPrimitiveValue::UnitType::Rems:
         factor = defaultFontSize;
         break;
     case CSSPrimitiveValue::UnitType::Pixels:
+    case CSSPrimitiveValue::UnitType::UserUnits:
         factor = 1;
         break;
     case CSSPrimitiveValue::UnitType::Exs:
         // FIXME: We have a bug right now where the zoom will be applied twice to EX units.
         // FIXME: We don't seem to be able to cache fontMetrics related values.
         // Trying to access them is triggering some sort of microtask. Serving the spec's default instead.
         factor = defaultFontSize / 2.0;
         break;
     case CSSPrimitiveValue::UnitType::Chs:
         // FIXME: We don't seem to be able to cache fontMetrics related values.
@@ skipping 37 matching lines @@
 }
 
 LocalFrame* MediaValues::frameFrom(Document& document)
 {
     Document* executingDocument = document.importsController() ? document.importsController()->master() : &document;
     ASSERT(executingDocument);
     return executingDocument->frame();
 }
 
 } // namespace