Introduce WebInputMethodController to blink

third_party/WebKit/Source/web/WebFrameWidgetImpl.h

Index: third_party/WebKit/Source/web/WebFrameWidgetImpl.h
diff --git a/third_party/WebKit/Source/web/WebFrameWidgetImpl.h b/third_party/WebKit/Source/web/WebFrameWidgetImpl.h
index 6aa082b31d28d7a7c5341c55f8e7ec2335714e17..1a9b3dcf1f2e13e343e91a1cfc3350ac2059697d 100644
--- a/third_party/WebKit/Source/web/WebFrameWidgetImpl.h
+++ b/third_party/WebKit/Source/web/WebFrameWidgetImpl.h
@@ -39,6 +39,7 @@
 #include "public/web/WebInputEvent.h"
 #include "web/PageWidgetDelegate.h"
 #include "web/WebFrameWidgetBase.h"
+#include "web/WebInputMethodControllerImpl.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 #include "wtf/Assertions.h"
@@ -94,12 +95,6 @@ public:
         float topControlsDelta) override;
     void mouseCaptureLost() override;
     void setFocus(bool enable) override;
-    bool setComposition(
-        const WebString& text,
-        const WebVector<WebCompositionUnderline>& underlines,
-        int selectionStart, int selectionEnd) override;
-    bool commitText(const WebString& text, int relativeCaretPosition) override;
-    bool finishComposingText(ConfirmCompositionBehavior selectionBehavior) override;
     WebRange compositionRange() override;
     WebTextInputInfo textInputInfo() override;
     WebTextInputType textInputType() override;
@@ -124,6 +119,7 @@ public:
     bool isTransparent() const override;
     void setIsTransparent(bool) override;
     void setBaseBackgroundColor(WebColor) override;
+    WebInputMethodControllerImpl* getActiveWebInputMethodController() const override;
 
     Frame* focusedCoreFrame() const;