Remove all blimp client code.

blimp/client/core/settings/android/settings_android.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_SETTINGS_ANDROID_SETTINGS_ANDROID_H_
-#define BLIMP_CLIENT_CORE_SETTINGS_ANDROID_SETTINGS_ANDROID_H_
-
-#include "base/android/jni_android.h"
-#include "base/android/scoped_java_ref.h"
-#include "base/macros.h"
-#include "blimp/client/core/settings/settings.h"
-#include "components/prefs/pref_service.h"
-
-namespace blimp {
-namespace client {
-
-class SettingsAndroid : public Settings {
- public:
-  static bool RegisterJni(JNIEnv* env);
-  static SettingsAndroid* FromJavaObject(
-      JNIEnv* env,
-      const base::android::JavaRef<jobject>& jobj);
-  base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
-
-  explicit SettingsAndroid(PrefService* local_state);
-  ~SettingsAndroid() override;
-
-  void Destroy(JNIEnv* env, jobject jobj);
-  void SetEnableBlimpModeWrap(JNIEnv* env, jobject jobj, bool enable);
-  void SetRecordWholeDocumentWrap(JNIEnv* env, jobject jobj, bool enable);
-  void SetShowNetworkStatsWrap(JNIEnv* env, jobject jobj, bool enable);
-
- private:
-  base::android::ScopedJavaGlobalRef<jobject> java_obj_;
-
-  DISALLOW_COPY_AND_ASSIGN(SettingsAndroid);
-};
-
-}  // namespace client
-}  // namespace blimp
-
-#endif  // BLIMP_CLIENT_CORE_SETTINGS_ANDROID_SETTINGS_ANDROID_H_