Propagate inert state to OOPIFs when a modal dialog is active

third_party/WebKit/Source/core/frame/RemoteFrame.h

 // 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.
 
 #ifndef RemoteFrame_h
 #define RemoteFrame_h
 
 #include "core/CoreExport.h"
 #include "core/dom/RemoteSecurityContext.h"
 #include "core/frame/Frame.h"
@@ skipping 20 matching lines @@
                 bool replace_current_item,
                 UserGestureStatus) override;
   void Navigate(const FrameLoadRequest& passed_request) override;
   void Reload(FrameLoadType, ClientRedirectPolicy) override;
   void Detach(FrameDetachType) override;
   RemoteSecurityContext* GetSecurityContext() const override;
   void PrintNavigationErrorMessage(const Frame&, const char* reason) override {}
   void PrintNavigationWarning(const String&) override {}
   bool PrepareForCommit() override;
   bool ShouldClose() override;
+  void SetIsInert(bool) override;
+  bool IsInert() const override { return last_inert_state_; }
 
   void SetWebLayer(WebLayer*);
   WebLayer* GetWebLayer() const { return web_layer_; }
 
   void AdvanceFocus(WebFocusType, LocalFrame* source);
 
   void SetView(RemoteFrameView*);
   void CreateView();
 
   RemoteFrameView* View() const override;
 
   RemoteFrameClient* Client() const;
 
  private:
   RemoteFrame(RemoteFrameClient*, Page&, FrameOwner*);
 
   // Intentionally private to prevent redundant checks when the type is
   // already RemoteFrame.
   bool IsLocalFrame() const override { return false; }
   bool IsRemoteFrame() const override { return true; }
 
   void DetachChildren();
 
   Member<RemoteFrameView> view_;
   Member<RemoteSecurityContext> security_context_;
   WebLayer* web_layer_ = nullptr;
+  bool last_inert_state_;
 };
 
 inline RemoteFrameView* RemoteFrame::View() const {
   return view_.Get();
 }
 
 DEFINE_TYPE_CASTS(RemoteFrame,
                   Frame,
                   remoteFrame,
                   remoteFrame->IsRemoteFrame(),
                   remoteFrame.IsRemoteFrame());
 
 }  // namespace blink
 
 #endif  // RemoteFrame_h