Resolve style in element.animate()

Source/core/animation/EffectInputTest.cpp

Index: Source/core/animation/EffectInputTest.cpp
diff --git a/Source/core/animation/EffectInputTest.cpp b/Source/core/animation/EffectInputTest.cpp
index 21ab7bcb4d8a0b11ee51a7e6e6a1a5b491d2413c..dc2d493388ee4ba3cd2c012a06b876932def595d 100644
--- a/Source/core/animation/EffectInputTest.cpp
+++ b/Source/core/animation/EffectInputTest.cpp
@@ -12,6 +12,7 @@
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "core/dom/ExceptionCode.h"
+#include "core/testing/DummyPageHolder.h"
 #include <gtest/gtest.h>
 #include <v8.h>
 
@@ -22,14 +23,17 @@ namespace {
 class AnimationEffectInputTest : public ::testing::Test {
 protected:
     AnimationEffectInputTest()
-        : document(Document::create())
-        , element(document->createElement("foo", ASSERT_NO_EXCEPTION))
+        : pageHolder(DummyPageHolder::create())
+        , document(pageHolder->document())
+        , element(document.createElement("foo", ASSERT_NO_EXCEPTION))
         , m_isolate(v8::Isolate::GetCurrent())
         , m_scope(m_isolate)
     {
+        document.documentElement()->appendChild(element);
     }
 
-    RefPtrWillBePersistent<Document> document;
+    OwnPtr<DummyPageHolder> pageHolder;
+    Document& document;
     RefPtrWillBePersistent<Element> element;
     TrackExceptionState exceptionState;
     v8::Isolate* m_isolate;