chore: remove unused `GuestViewContainer` (#35405)

chore: remove unused GuestViewContainer

filenames.gni

@@ -677,8 +677,6 @@ filenames = {
     "shell/renderer/electron_renderer_pepper_host_factory.h",
     "shell/renderer/electron_sandboxed_renderer_client.cc",
     "shell/renderer/electron_sandboxed_renderer_client.h",
-    "shell/renderer/guest_view_container.cc",
-    "shell/renderer/guest_view_container.h",
     "shell/renderer/renderer_client_base.cc",
     "shell/renderer/renderer_client_base.h",
     "shell/renderer/web_worker_observer.cc",

shell/renderer/guest_view_container.cc

@@ -1,60 +0,0 @@
-// Copyright (c) 2015 GitHub, Inc.
-// Use of this source code is governed by the MIT license that can be
-// found in the LICENSE file.
-
-#include "shell/renderer/guest_view_container.h"
-
-#include <map>
-#include <utility>
-
-#include "base/bind.h"
-#include "base/lazy_instance.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "content/public/renderer/render_frame.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace electron {
-
-namespace {
-
-using GuestViewContainerMap = std::map<int, GuestViewContainer*>;
-static base::LazyInstance<GuestViewContainerMap>::DestructorAtExit
-    g_guest_view_container_map = LAZY_INSTANCE_INITIALIZER;
-
-}  // namespace
-
-GuestViewContainer::GuestViewContainer(content::RenderFrame* render_frame) {}
-
-GuestViewContainer::~GuestViewContainer() {
-  if (element_instance_id_ > 0)
-    g_guest_view_container_map.Get().erase(element_instance_id_);
-}
-
-// static
-GuestViewContainer* GuestViewContainer::FromID(int element_instance_id) {
-  GuestViewContainerMap* guest_view_containers =
-      g_guest_view_container_map.Pointer();
-  auto it = guest_view_containers->find(element_instance_id);
-  return it == guest_view_containers->end() ? nullptr : it->second;
-}
-
-void GuestViewContainer::RegisterElementResizeCallback(
-    const ResizeCallback& callback) {
-  element_resize_callback_ = callback;
-}
-
-void GuestViewContainer::SetElementInstanceID(int element_instance_id) {
-  element_instance_id_ = element_instance_id;
-  g_guest_view_container_map.Get().insert(
-      std::make_pair(element_instance_id, this));
-}
-
-void GuestViewContainer::DidResizeElement(const gfx::Size& new_size) {
-  if (element_resize_callback_.is_null())
-    return;
-
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::BindOnce(element_resize_callback_, new_size));
-}
-
-}  // namespace electron

shell/renderer/guest_view_container.h

@@ -1,47 +0,0 @@
-// Copyright (c) 2015 GitHub, Inc.
-// Use of this source code is governed by the MIT license that can be
-// found in the LICENSE file.
-
-#ifndef ELECTRON_SHELL_RENDERER_GUEST_VIEW_CONTAINER_H_
-#define ELECTRON_SHELL_RENDERER_GUEST_VIEW_CONTAINER_H_
-
-#include "base/callback.h"
-
-namespace content {
-class RenderFrame;
-}
-
-namespace gfx {
-class Size;
-}
-
-namespace electron {
-
-class GuestViewContainer {
- public:
-  typedef base::RepeatingCallback<void(const gfx::Size&)> ResizeCallback;
-
-  explicit GuestViewContainer(content::RenderFrame* render_frame);
-  virtual ~GuestViewContainer();
-
-  // disable copy
-  GuestViewContainer(const GuestViewContainer&) = delete;
-  GuestViewContainer& operator=(const GuestViewContainer&) = delete;
-
-  static GuestViewContainer* FromID(int element_instance_id);
-
-  void RegisterElementResizeCallback(const ResizeCallback& callback);
-  void SetElementInstanceID(int element_instance_id);
-  void DidResizeElement(const gfx::Size& new_size);
-
- private:
-  int element_instance_id_;
-
-  ResizeCallback element_resize_callback_;
-
-  base::WeakPtrFactory<GuestViewContainer> weak_ptr_factory_{this};
-};
-
-}  // namespace electron
-
-#endif  // ELECTRON_SHELL_RENDERER_GUEST_VIEW_CONTAINER_H_