Remove all blimp client code.

blimp/client/core/contents/android/ime_helper_dialog.h

-// Copyright 2016 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.
-
-#ifndef BLIMP_CLIENT_CORE_CONTENTS_ANDROID_IME_HELPER_DIALOG_H_
-#define BLIMP_CLIENT_CORE_CONTENTS_ANDROID_IME_HELPER_DIALOG_H_
-
-#include <string>
-
-#include "base/android/jni_android.h"
-#include "base/macros.h"
-#include "blimp/client/core/contents/ime_feature.h"
-#include "ui/base/ime/text_input_type.h"
-
-namespace ui {
-class WindowAndroid;
-}  // namespace ui
-
-namespace blimp {
-namespace client {
-
-// The native component of
-// org.chromium.blimp.core.contents.input.ImeHelperDialog
-class ImeHelperDialog : public ImeFeature::Delegate {
- public:
-  static bool RegisterJni(JNIEnv* env);
-
-  explicit ImeHelperDialog(ui::WindowAndroid* window);
-  ~ImeHelperDialog() override;
-
-  // ImeFeature::Delegate implementation.
-  void OnShowImeRequested(const ImeFeature::WebInputRequest& request) override;
-  void OnHideImeRequested() override;
-
-  // Sends the text entered from IME to the blimp engine.
-  void OnImeTextEntered(JNIEnv* env,
-                        const base::android::JavaParamRef<jobject>& jobj,
-                        const base::android::JavaParamRef<jstring>& text,
-                        jboolean submit);
-
- private:
-  base::android::ScopedJavaGlobalRef<jobject> java_obj_;
-
-  // The current request is saved in order to populate the fields of the
-  // subsequent response.
-  ImeFeature::WebInputRequest current_request_;
-
-  DISALLOW_COPY_AND_ASSIGN(ImeHelperDialog);
-};
-
-}  // namespace client
-}  // namespace blimp
-#endif  // BLIMP_CLIENT_CORE_CONTENTS_ANDROID_IME_HELPER_DIALOG_H_