[remoting android] Remove host It2Me implementation.

remoting/host/desktop_resizer_android.cc

-// 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.
-
-#include "base/logging.h"
-#include "base/macros.h"
-#include "base/memory/ptr_util.h"
-#include "remoting/host/desktop_resizer.h"
-
-namespace remoting {
-
-namespace {
-
-class DesktopResizerAndroid : public DesktopResizer {
- public:
-  DesktopResizerAndroid() {}
-
-  // DesktopResizer:
-  ScreenResolution GetCurrentResolution() override {
-    NOTIMPLEMENTED();
-    return ScreenResolution();
-  }
-
-  std::list<ScreenResolution> GetSupportedResolutions(
-      const ScreenResolution& preferred) override {
-    NOTIMPLEMENTED();
-    return std::list<ScreenResolution>();
-  }
-
-  void SetResolution(const ScreenResolution& resolution) override {
-    NOTIMPLEMENTED();
-  }
-
-  void RestoreResolution(const ScreenResolution& original) override {
-    NOTIMPLEMENTED();
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(DesktopResizerAndroid);
-};
-
-}  // namespace
-
-// static
-std::unique_ptr<DesktopResizer> DesktopResizer::Create() {
-  return base::WrapUnique(new DesktopResizerAndroid);
-}
-
-}  // namespace remoting