Remove unused matchPlayState argument from CSSAnimationData::animationsMatch()

Source/core/platform/animation/CSSAnimationData.cpp

Index: Source/core/platform/animation/CSSAnimationData.cpp
diff --git a/Source/core/platform/animation/CSSAnimationData.cpp b/Source/core/platform/animation/CSSAnimationData.cpp
index 65f2fa6290b9683d41b712700aaf840d930a7f56..886e51584cc6dac8393ed1b3f3637f62a0305406 100644
--- a/Source/core/platform/animation/CSSAnimationData.cpp
+++ b/Source/core/platform/animation/CSSAnimationData.cpp
@@ -104,34 +104,31 @@ CSSAnimationData::~CSSAnimationData()
 {
 }
 
-bool CSSAnimationData::animationsMatch(const CSSAnimationData* o, bool matchPlayStates) const
+bool CSSAnimationData::animationsMatch(const CSSAnimationData* o) const
 {
     if (!o)
         return false;
 
-    bool result = m_name == o->m_name
-                  && m_property == o->m_property
-                  && m_mode == o->m_mode
-                  && m_iterationCount == o->m_iterationCount
-                  && m_delay == o->m_delay
-                  && m_duration == o->m_duration
-                  && *(m_timingFunction.get()) == *(o->m_timingFunction.get())
-                  && m_direction == o->m_direction
-                  && m_fillMode == o->m_fillMode
-                  && m_delaySet == o->m_delaySet
-                  && m_directionSet == o->m_directionSet
-                  && m_durationSet == o->m_durationSet
-                  && m_fillModeSet == o->m_fillModeSet
-                  && m_iterationCountSet == o->m_iterationCountSet
-                  && m_nameSet == o->m_nameSet
-                  && m_propertySet == o->m_propertySet
-                  && m_timingFunctionSet == o->m_timingFunctionSet
-                  && m_isNone == o->m_isNone;
-
-    if (!result)
-        return false;
-
-    return !matchPlayStates || (m_playState == o->m_playState && m_playStateSet == o->m_playStateSet);
+    return m_name == o->m_name
+        && m_playState == o->m_playState
+        && m_property == o->m_property
+        && m_mode == o->m_mode
+        && m_iterationCount == o->m_iterationCount
+        && m_delay == o->m_delay
+        && m_duration == o->m_duration
+        && *(m_timingFunction.get()) == *(o->m_timingFunction.get())
+        && m_direction == o->m_direction
+        && m_fillMode == o->m_fillMode
+        && m_delaySet == o->m_delaySet
+        && m_directionSet == o->m_directionSet
+        && m_durationSet == o->m_durationSet
+        && m_fillModeSet == o->m_fillModeSet
+        && m_iterationCountSet == o->m_iterationCountSet
+        && m_nameSet == o->m_nameSet
+        && m_playStateSet == o->m_playStateSet
+        && m_propertySet == o->m_propertySet
+        && m_timingFunctionSet == o->m_timingFunctionSet
+        && m_isNone == o->m_isNone;
 }
 
 const String& CSSAnimationData::initialAnimationName()