Revert of Migrate IME state update flow

content/browser/android/ime_adapter_android.cc

Index: content/browser/android/ime_adapter_android.cc
diff --git a/content/browser/android/ime_adapter_android.cc b/content/browser/android/ime_adapter_android.cc
index 695e53727c802388abe4594840a74010db712c56..4e18e286f1d4f5db4a06d804ae4c4d226630f2e5 100644
--- a/content/browser/android/ime_adapter_android.cc
+++ b/content/browser/android/ime_adapter_android.cc
@@ -32,7 +32,6 @@
 
 using base::android::AttachCurrentThread;
 using base::android::ConvertJavaStringToUTF16;
-using base::android::ConvertUTF8ToJavaString;
 using base::android::JavaParamRef;
 using base::android::ScopedJavaLocalRef;
 
@@ -188,21 +187,6 @@
   }
 }
 
-void ImeAdapterAndroid::UpdateState(const TextInputState& state) {
-  JNIEnv* env = AttachCurrentThread();
-  ScopedJavaLocalRef<jobject> obj = java_ime_adapter_.get(env);
-  if (obj.is_null())
-    return;
-
-  ScopedJavaLocalRef<jstring> jstring_text =
-      ConvertUTF8ToJavaString(env, state.value);
-  Java_ImeAdapter_updateState(env, obj, static_cast<int>(state.type),
-                              state.flags, state.mode, state.show_ime_if_needed,
-                              jstring_text, state.selection_start,
-                              state.selection_end, state.composition_start,
-                              state.composition_end, state.reply_to_request);
-}
-
 bool ImeAdapterAndroid::SendKeyEvent(
     JNIEnv* env,
     const JavaParamRef<jobject>&,