Remove candidate show/hide/update related code

ui/base/ime/input_method_base.cc

Index: ui/base/ime/input_method_base.cc
diff --git a/ui/base/ime/input_method_base.cc b/ui/base/ime/input_method_base.cc
index 26c2d4097e6f8008649dbfaa9d2424ca15caac2e..b117a08d4d8fc0cb9687bf84cfc74b0d81cfdd73 100644
--- a/ui/base/ime/input_method_base.cc
+++ b/ui/base/ime/input_method_base.cc
@@ -144,38 +144,4 @@ void InputMethodBase::SetFocusedTextInputClientInternal(
   NotifyTextInputStateChanged(text_input_client_);
 }
 
-void InputMethodBase::OnCandidateWindowShown() {
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&InputMethodBase::CandidateWindowShownCallback, AsWeakPtr()));
-}
-
-void InputMethodBase::OnCandidateWindowUpdated() {
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&InputMethodBase::CandidateWindowUpdatedCallback,
-                 AsWeakPtr()));
-}
-
-void InputMethodBase::OnCandidateWindowHidden() {
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&InputMethodBase::CandidateWindowHiddenCallback, AsWeakPtr()));
-}
-
-void InputMethodBase::CandidateWindowShownCallback() {
-  if (TextInputClient* text_input_client = GetTextInputClient())
-    text_input_client->OnCandidateWindowShown();
-}
-
-void InputMethodBase::CandidateWindowUpdatedCallback() {
-  if (TextInputClient* text_input_client = GetTextInputClient())
-    text_input_client->OnCandidateWindowUpdated();
-}
-
-void InputMethodBase::CandidateWindowHiddenCallback() {
-  if (TextInputClient* text_input_client = GetTextInputClient())
-    text_input_client->OnCandidateWindowHidden();
-}
-
 }  // namespace ui