Remove InputMethodContext.

sky/engine/core/dom/ElementRareData.h

Index: sky/engine/core/dom/ElementRareData.h
diff --git a/sky/engine/core/dom/ElementRareData.h b/sky/engine/core/dom/ElementRareData.h
index b592d1f331398cc18b2d5ec04eaeb6541befe48c..fd1661e4d39de879863d14f541997a635c0e9c19 100644
--- a/sky/engine/core/dom/ElementRareData.h
+++ b/sky/engine/core/dom/ElementRareData.h
@@ -27,7 +27,6 @@
 #include "sky/engine/core/dom/NodeRareData.h"
 #include "sky/engine/core/dom/custom/CustomElementDefinition.h"
 #include "sky/engine/core/dom/shadow/ElementShadow.h"
-#include "sky/engine/core/html/ime/InputMethodContext.h"
 #include "sky/engine/core/rendering/style/StyleInheritedData.h"
 #include "sky/engine/wtf/OwnPtr.h"
 
@@ -85,14 +84,6 @@ public:
         m_activeAnimations = activeAnimations;
     }
 
-    bool hasInputMethodContext() const { return m_inputMethodContext; }
-    InputMethodContext& ensureInputMethodContext(HTMLElement* element)
-    {
-        if (!m_inputMethodContext)
-            m_inputMethodContext = InputMethodContext::create(element);
-        return *m_inputMethodContext;
-    }
-
     void setCustomElementDefinition(PassRefPtr<CustomElementDefinition> definition) { m_customElementDefinition = definition; }
     CustomElementDefinition* customElementDefinition() const { return m_customElementDefinition.get(); }
 
@@ -103,7 +94,6 @@ private:
 
     OwnPtr<DOMTokenList> m_classList;
     OwnPtr<ElementShadow> m_shadow;
-    OwnPtr<InputMethodContext> m_inputMethodContext;
     OwnPtr<ActiveAnimations> m_activeAnimations;
     OwnPtr<InlineCSSStyleDeclaration> m_cssomWrapper;