Remove candidate show/hide/update related code

ui/base/ime/dummy_text_input_client.cc

Index: ui/base/ime/dummy_text_input_client.cc
diff --git a/ui/base/ime/dummy_text_input_client.cc b/ui/base/ime/dummy_text_input_client.cc
index 2cd2dc7124f1afa4c1c28a54933bbb2c040f2915..8ffafe08bc0a947faf65e940751040de38fa2152 100644
--- a/ui/base/ime/dummy_text_input_client.cc
+++ b/ui/base/ime/dummy_text_input_client.cc
@@ -106,15 +106,6 @@ void DummyTextInputClient::ExtendSelectionAndDelete(size_t before,
 void DummyTextInputClient::EnsureCaretInRect(const gfx::Rect& rect)  {
 }
 
-void DummyTextInputClient::OnCandidateWindowShown() {
-}
-
-void DummyTextInputClient::OnCandidateWindowUpdated() {
-}
-
-void DummyTextInputClient::OnCandidateWindowHidden() {
-}
-
 bool DummyTextInputClient::IsEditCommandEnabled(int command_id) {
   return false;
 }