Revert of Split out CSSParser public API

Source/core/animation/EffectInput.cpp

Index: Source/core/animation/EffectInput.cpp
diff --git a/Source/core/animation/EffectInput.cpp b/Source/core/animation/EffectInput.cpp
index 83990b7acea3fd91668137f33e2097c5209ae5fc..d367d057041d281bbb10d9c668eeed5cdc151dbc 100644
--- a/Source/core/animation/EffectInput.cpp
+++ b/Source/core/animation/EffectInput.cpp
@@ -35,7 +35,7 @@
 #include "core/animation/AnimationHelpers.h"
 #include "core/animation/KeyframeEffectModel.h"
 #include "core/animation/StringKeyframe.h"
-#include "core/css/parser/CSSParser.h"
+#include "core/css/parser/BisonCSSParser.h"
 #include "core/css/resolver/CSSToStyleMap.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/Document.h"
@@ -92,7 +92,7 @@
 
         String timingFunctionString;
         if (DictionaryHelper::get(keyframeDictionaryVector[i], "easing", timingFunctionString)) {
-            if (RefPtrWillBeRawPtr<CSSValue> timingFunctionValue = CSSParser::parseAnimationTimingFunctionValue(timingFunctionString))
+            if (RefPtrWillBeRawPtr<CSSValue> timingFunctionValue = BisonCSSParser::parseAnimationTimingFunctionValue(timingFunctionString))
                 keyframe->setEasing(CSSToStyleMap::mapAnimationTimingFunction(timingFunctionValue.get(), true));
         }