Get rid of unused callbacks from ui::InputMethodObserver

chrome/browser/chromeos/input_method/textinput_test_helper.cc

Index: chrome/browser/chromeos/input_method/textinput_test_helper.cc
diff --git a/chrome/browser/chromeos/input_method/textinput_test_helper.cc b/chrome/browser/chromeos/input_method/textinput_test_helper.cc
index 30fbff964809bfff56cddf3794a9f0ce32e26c43..127b0100d1a09652de411a11db03faf2d7d87534 100644
--- a/chrome/browser/chromeos/input_method/textinput_test_helper.cc
+++ b/chrome/browser/chromeos/input_method/textinput_test_helper.cc
@@ -94,10 +94,6 @@ void TextInputTestHelper::OnBlur() {
     base::MessageLoop::current()->Quit();
 }
 
-void TextInputTestHelper::OnUntranslatedIMEMessage(
-  const base::NativeEvent& event) {
-}
-
 void TextInputTestHelper::OnCaretBoundsChanged(
     const ui::TextInputClient* client) {
   gfx::Range text_range;
@@ -109,9 +105,6 @@ void TextInputTestHelper::OnCaretBoundsChanged(
     base::MessageLoop::current()->Quit();
 }
 
-void TextInputTestHelper::OnInputLocaleChanged() {
-}
-
 void TextInputTestHelper::OnTextInputStateChanged(
     const ui::TextInputClient* client) {
 }