Set AllowOverlappingViews for history overlay

content/browser/web_contents/web_contents_view_guest.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/browser/web_contents/web_contents_view_guest.h"
 
 #include "build/build_config.h"
 #include "content/browser/browser_plugin/browser_plugin_embedder.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/renderer_host/render_view_host_factory.h"
@@ skipping 57 matching lines @@
 }
 
 gfx::Rect WebContentsViewGuest::GetViewBounds() const {
   return gfx::Rect(size_);
 }
 
 #if defined(OS_MACOSX)
 void WebContentsViewGuest::SetAllowOverlappingViews(bool overlapping) {
   platform_view_->SetAllowOverlappingViews(overlapping);
 }
+
+bool WebContentsViewGuest::GetAllowOverlappingViews() const {
+  return platform_view_->GetAllowOverlappingViews();
+}
 #endif
 
 void WebContentsViewGuest::CreateView(const gfx::Size& initial_size,
                                       gfx::NativeView context) {
   platform_view_->CreateView(initial_size, context);
   size_ = initial_size;
 }
 
 RenderWidgetHostView* WebContentsViewGuest::CreateViewForWidget(
     RenderWidgetHost* render_widget_host) {
@@ skipping 120 matching lines @@
   CHECK(embedder_render_view_host);
   RenderViewHostDelegateView* view =
       embedder_render_view_host->GetDelegate()->GetDelegateView();
   if (view)
     view->StartDragging(drop_data, ops, image, image_offset, event_info);
   else
     embedder_web_contents->SystemDragEnded();
 }
 
 }  // namespace content