Propagate inert state to OOPIFs when a modal dialog is active

content/browser/frame_host/render_widget_host_view_child_frame.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 "content/browser/frame_host/render_widget_host_view_child_frame.h"
 
 #include <algorithm>
 #include <utility>
 #include <vector>
 
@@ skipping 310 matching lines @@
   }
 }
 
 void RenderWidgetHostViewChildFrame::UpdateViewportIntersection(
     const gfx::Rect& viewport_intersection) {
   if (host_)
     host_->Send(new ViewMsg_SetViewportIntersection(host_->GetRoutingID(),
                                                     viewport_intersection));
 }
 
+void RenderWidgetHostViewChildFrame::SetIsInert(bool inert) {
+  if (host_)
+    host_->Send(new ViewMsg_SetIsInert(host_->GetRoutingID(), inert));
+}
+
 void RenderWidgetHostViewChildFrame::GestureEventAck(
     const blink::WebGestureEvent& event,
     InputEventAckState ack_result) {
   bool not_consumed = ack_result == INPUT_EVENT_ACK_STATE_NOT_CONSUMED ||
                       ack_result == INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS;
   // GestureScrollBegin is consumed by the target frame and not forwarded,
   // because we don't know whether we will need to bubble scroll until we
   // receive a GestureScrollUpdate ACK. GestureScrollUpdate with unused
   // scroll extent is forwarded for bubbling, while GestureScrollEnd is
   // always forwarded and handled according to current scroll state in the
@@ skipping 374 matching lines @@
                                                       frame_sink_id_);
   }
   support_.reset();
 }
 
 bool RenderWidgetHostViewChildFrame::HasEmbedderChanged() {
   return false;
 }
 
 }  // namespace content