Fix connection between BrowserAccessibilityManager and ContentViewCore

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 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_frame_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 2402 matching lines @@
 const ui::AXTree* RenderFrameHostImpl::GetAXTreeForTesting() {
   return ax_tree_for_testing_.get();
 }
 
 BrowserAccessibilityManager*
     RenderFrameHostImpl::GetOrCreateBrowserAccessibilityManager() {
   RenderWidgetHostViewBase* view = GetViewForAccessibility();
   if (view &&
       !browser_accessibility_manager_ &&
       !no_create_browser_accessibility_manager_for_testing_) {
+    bool is_root_frame = !frame_tree_node()->parent();
     browser_accessibility_manager_.reset(
-        view->CreateBrowserAccessibilityManager(this));
+        view->CreateBrowserAccessibilityManager(this, is_root_frame));
     if (browser_accessibility_manager_)
       UMA_HISTOGRAM_COUNTS("Accessibility.FrameEnabledCount", 1);
     else
       UMA_HISTOGRAM_COUNTS("Accessibility.FrameDidNotEnableCount", 1);
   }
   return browser_accessibility_manager_.get();
 }
 
 void RenderFrameHostImpl::ActivateFindInPageResultForAccessibility(
     int request_id) {
@@ skipping 271 matching lines @@
   FrameTreeNode* focused_frame_tree_node = frame_tree_->GetFocusedFrame();
   if (!focused_frame_tree_node)
     return;
   RenderFrameHostImpl* focused_frame =
       focused_frame_tree_node->current_frame_host();
   DCHECK(focused_frame);
   dst->focused_tree_id = focused_frame->GetAXTreeID();
 }
 
 }  // namespace content