Convert the preferred size from Viewport coordinates to Window coordinates

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 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 "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <memory>
 #include <utility>
@@ skipping 1862 matching lines @@
 bool RenderViewImpl::HasAddedInputHandler() const {
   return has_added_input_handler_;
 }
 
 void RenderViewImpl::CheckPreferredSize() {
   // We don't always want to send the change messages over IPC, only if we've
   // been put in that mode by getting a |ViewMsg_EnablePreferredSizeChangedMode|
   // message.
   if (!send_preferred_size_changes_ || !webview())
     return;
-
-  gfx::Size size = webview()->ContentsPreferredMinimumSize();
+  blink::WebSize tmp_size = webview()->ContentsPreferredMinimumSize();
+  blink::WebRect tmp_rect(0, 0, tmp_size.width, tmp_size.height);
+  ConvertViewportToWindow(&tmp_rect);
+  gfx::Size size(tmp_rect.width, tmp_rect.height);
   if (size == preferred_size_)
     return;
 
   preferred_size_ = size;
   Send(new ViewHostMsg_DidContentsPreferredSizeChange(GetRoutingID(),
                                                       preferred_size_));
 }
 
 blink::WebString RenderViewImpl::AcceptLanguages() {
   return WebString::FromUTF8(renderer_preferences_.accept_languages);
@@ skipping 668 matching lines @@
     std::move(callback).Run(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, latency_info,
                             nullptr);
     return;
   }
   idle_user_detector_->ActivityDetected();
   RenderWidget::HandleInputEvent(input_event, latency_info,
                                  std::move(callback));
 }
 
 }  // namespace content