[Code cleanup]Remove webui keyboard mojo binding

ui/keyboard/webui/vk_mojo_handler.cc

Index: ui/keyboard/webui/vk_mojo_handler.cc
diff --git a/ui/keyboard/webui/vk_mojo_handler.cc b/ui/keyboard/webui/vk_mojo_handler.cc
deleted file mode 100644
index f40e9dbdfd0a90c5d7a338f3157ad5fcaa420fa5..0000000000000000000000000000000000000000
--- a/ui/keyboard/webui/vk_mojo_handler.cc
+++ /dev/null
@@ -1,127 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ui/keyboard/webui/vk_mojo_handler.h"
-
-#include "ui/aura/window.h"
-#include "ui/base/ime/input_method.h"
-#include "ui/base/ime/text_input_client.h"
-#include "ui/keyboard/keyboard_controller.h"
-#include "ui/keyboard/keyboard_controller_proxy.h"
-#include "ui/keyboard/keyboard_util.h"
-#include "ui/keyboard/webui/keyboard.mojom.h"
-
-namespace keyboard {
-
-VKMojoHandler::VKMojoHandler(
-    mojo::InterfaceRequest<KeyboardUIHandlerMojo> request)
-    : binding_(this, request.Pass()) {
-  GetInputMethod()->AddObserver(this);
-  OnTextInputStateChanged(GetInputMethod()->GetTextInputClient());
-}
-
-VKMojoHandler::~VKMojoHandler() {
-  GetInputMethod()->RemoveObserver(this);
-}
-
-ui::InputMethod* VKMojoHandler::GetInputMethod() {
-  return KeyboardController::GetInstance()->proxy()->GetInputMethod();
-}
-
-void VKMojoHandler::SetTextInputTypeObserver(
-    TextInputTypeObserverPtr observer) {
-  text_input_type_observer_ = observer.Pass();
-}
-
-void VKMojoHandler::SendKeyEvent(const mojo::String& event_type,
-                                 int32_t char_value,
-                                 int32_t key_code,
-                                 const mojo::String& key_name,
-                                 int32_t modifiers) {
-  aura::Window* window =
-      KeyboardController::GetInstance()->GetContainerWindow();
-  std::string type = event_type.To<std::string>();
-  std::string name = key_name.To<std::string>();
-  keyboard::SendKeyEvent(
-      type, char_value, key_code, name, modifiers, window->GetHost());
-}
-
-void VKMojoHandler::HideKeyboard() {
-  KeyboardController::GetInstance()->HideKeyboard(
-      KeyboardController::HIDE_REASON_MANUAL);
-}
-
-void VKMojoHandler::OnTextInputTypeChanged(const ui::TextInputClient* client) {
-}
-
-void VKMojoHandler::OnFocus() {
-}
-
-void VKMojoHandler::OnBlur() {
-}
-
-void VKMojoHandler::OnCaretBoundsChanged(const ui::TextInputClient* client) {
-}
-
-void VKMojoHandler::OnTextInputStateChanged(
-    const ui::TextInputClient* text_client) {
-  if (!text_input_type_observer_)
-    return;
-
-  ui::TextInputType type =
-      text_client ? text_client->GetTextInputType() : ui::TEXT_INPUT_TYPE_NONE;
-  std::string type_name = "none";
-  switch (type) {
-    case ui::TEXT_INPUT_TYPE_NONE:
-      type_name = "none";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_PASSWORD:
-      type_name = "password";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_EMAIL:
-      type_name = "email";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_NUMBER:
-      type_name = "number";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_TELEPHONE:
-      type_name = "tel";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_URL:
-      type_name = "url";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_DATE:
-      type_name = "date";
-      break;
-
-    case ui::TEXT_INPUT_TYPE_TEXT:
-    case ui::TEXT_INPUT_TYPE_SEARCH:
-    case ui::TEXT_INPUT_TYPE_DATE_TIME:
-    case ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL:
-    case ui::TEXT_INPUT_TYPE_MONTH:
-    case ui::TEXT_INPUT_TYPE_TIME:
-    case ui::TEXT_INPUT_TYPE_WEEK:
-    case ui::TEXT_INPUT_TYPE_TEXT_AREA:
-    case ui::TEXT_INPUT_TYPE_CONTENT_EDITABLE:
-    case ui::TEXT_INPUT_TYPE_DATE_TIME_FIELD:
-      type_name = "text";
-      break;
-  }
-  text_input_type_observer_->OnTextInputTypeChanged(type_name);
-}
-
-void VKMojoHandler::OnInputMethodDestroyed(
-    const ui::InputMethod* input_method) {
-}
-
-void VKMojoHandler::OnShowImeIfNeeded() {
-}
-
-}  // namespace keyboard