Propagate inert state to OOPIFs when a modal dialog is active

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

 // 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 "core/frame/RemoteFrame.h"
 
 #include "bindings/core/v8/WindowProxy.h"
 #include "bindings/core/v8/WindowProxyManager.h"
 #include "core/dom/RemoteSecurityContext.h"
 #include "core/dom/UserGestureIndicator.h"
@@ skipping 11 matching lines @@
 #include "platform/loader/fetch/ResourceRequest.h"
 #include "platform/weborigin/SecurityPolicy.h"
 #include "public/platform/WebLayer.h"
 
 namespace blink {
 
 inline RemoteFrame::RemoteFrame(RemoteFrameClient* client,
                                 Page& page,
                                 FrameOwner* owner)
     : Frame(client, page, owner, RemoteWindowProxyManager::Create(*this)),
-      security_context_(RemoteSecurityContext::Create()) {
+      security_context_(RemoteSecurityContext::Create()),
+      last_inert_state_(false) {
   dom_window_ = RemoteDOMWindow::Create(*this);
+  UpdateInertIfPossible();
 }
 
 RemoteFrame* RemoteFrame::Create(RemoteFrameClient* client,
                                  Page& page,
                                  FrameOwner* owner) {
   return new RemoteFrame(client, page, owner);
 }
 
 RemoteFrame::~RemoteFrame() {
   DCHECK(!view_);
@@ skipping 70 matching lines @@
 RemoteSecurityContext* RemoteFrame::GetSecurityContext() const {
   return security_context_.Get();
 }
 
 bool RemoteFrame::ShouldClose() {
   // TODO(nasko): Implement running the beforeunload handler in the actual
   // LocalFrame running in a different process and getting back a real result.
   return true;
 }
 
+void RemoteFrame::SetIsInert(bool inert) {
+  if (inert != last_inert_state_)
+    Client()->SetIsInert(inert);
+  last_inert_state_ = inert;
+}
+
 void RemoteFrame::SetView(RemoteFrameView* view) {
   // Oilpan: as RemoteFrameView performs no finalization actions,
   // no explicit Dispose() of it needed here. (cf. LocalFrameView::Dispose().)
   view_ = view;
 }
 
 void RemoteFrame::CreateView() {
   // If the RemoteFrame does not have a LocalFrame parent, there's no need to
   // create a EmbeddedContentView for it.
   if (!DeprecatedLocalOwner())
@@ skipping 31 matching lines @@
   FrameVector children_to_detach;
   children_to_detach.ReserveCapacity(Tree().ChildCount());
   for (Frame* child = Tree().FirstChild(); child;
        child = child->Tree().NextSibling())
     children_to_detach.push_back(child);
   for (const auto& child : children_to_detach)
     child->Detach(FrameDetachType::kRemove);
 }
 
 }  // namespace blink