<extensionoptions>: Remove dead code

extensions/browser/guest_view/extension_options/extension_options_guest.cc

 // 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 "extensions/browser/guest_view/extension_options/extension_options_guest.h"
 
 #include "base/metrics/user_metrics.h"
 #include "base/values.h"
 #include "components/crx_file/id_util.h"
 #include "content/public/browser/navigation_details.h"
@@ skipping 121 matching lines @@
 }
 
 const char* ExtensionOptionsGuest::GetAPINamespace() const {
   return extensionoptions::kAPINamespace;
 }
 
 int ExtensionOptionsGuest::GetTaskPrefix() const {
   return IDS_EXTENSION_TASK_MANAGER_EXTENSIONOPTIONS_TAG_PREFIX;
 }
 
-void ExtensionOptionsGuest::GuestSizeChangedDueToAutoSize(
-    const gfx::Size& old_size,
-    const gfx::Size& new_size) {
-  extension_options_internal::SizeChangedOptions options;
-  options.old_width = old_size.width();
-  options.old_height = old_size.height();
-  options.new_width = new_size.width();
-  options.new_height = new_size.height();
-  DispatchEventToView(new GuestViewBase::Event(
-      extension_options_internal::OnSizeChanged::kEventName,
-      options.ToValue()));
-}
-
-bool ExtensionOptionsGuest::IsAutoSizeSupported() const {
-  return true;
-}
-
 bool ExtensionOptionsGuest::IsPreferredSizeModeEnabled() const {
   return true;
 }
 
 void ExtensionOptionsGuest::OnPreferredSizeChanged(const gfx::Size& pref_size) {
   extension_options_internal::PreferredSizeChangedOptions options;
   // Convert the size from physical pixels to logical pixels.
   options.width = PhysicalPixelsToLogicalPixels(pref_size.width());
   options.height = PhysicalPixelsToLogicalPixels(pref_size.height());
   DispatchEventToView(new GuestViewBase::Event(
@@ skipping 87 matching lines @@
   return handled;
 }
 
 void ExtensionOptionsGuest::OnRequest(
     const ExtensionHostMsg_Request_Params& params) {
   extension_function_dispatcher_->Dispatch(params,
                                            web_contents()->GetRenderViewHost());
 }
 
 }  // namespace extensions