Merge WebWidgetClient into WebViewClient.

sky/engine/core/page/ChromeClient.h

Index: sky/engine/core/page/ChromeClient.h
diff --git a/sky/engine/core/page/ChromeClient.h b/sky/engine/core/page/ChromeClient.h
index 49d3ab1b3237b285da0bbf6052002f9cdf7efcc9..d4150ccf0b280875bc04752f8a8c81174fb61931 100644
--- a/sky/engine/core/page/ChromeClient.h
+++ b/sky/engine/core/page/ChromeClient.h
@@ -89,8 +89,6 @@ public:
 
     virtual void layoutUpdated(LocalFrame*) const { }
 
-    virtual void setTouchAction(TouchAction) = 0;
-
     virtual String acceptLanguages() = 0;
 
     enum DialogType {
@@ -106,8 +104,6 @@ public:
 
     // Input mehtod editor related functions.
     virtual void willSetInputMethodState() { }
-    virtual void didUpdateTextOfFocusedElementByNonUserInput() { }
-    virtual void showImeIfNeeded() { }
 
 protected:
     virtual ~ChromeClient() { }