Use focused RenderWidgetHostImpl instead of TextInputManager::GetActiveWidget() to obtain TextSelec…

content/browser/web_contents/web_contents_impl.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_impl.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 1805 matching lines @@
   // send the message in this case, as the main frame's RenderFrameHost and
   // other state has already been cleared.
   if (is_being_destroyed_)
     return;
 
   frame_tree_.ReplicatePageFocus(is_focused);
 }
 
 RenderWidgetHostImpl* WebContentsImpl::GetFocusedRenderWidgetHost(
     RenderWidgetHostImpl* receiving_widget) {
+  if (!receiving_widget)
+    receiving_widget = GetMainFrame()->GetRenderWidgetHost();
+
+  if (!receiving_widget)
+    return nullptr;
+
   if (!SiteIsolationPolicy::AreCrossProcessFramesPossible())
     return receiving_widget;
 
   // Events for widgets other than the main frame (e.g., popup menus) should be
   // forwarded directly to the widget they arrived on.
   if (receiving_widget != GetMainFrame()->GetRenderWidgetHost())
     return receiving_widget;
 
   FrameTreeNode* focused_frame =
       GetFocusedWebContents()->frame_tree_.GetFocusedFrame();
@@ skipping 3396 matching lines @@
   for (RenderViewHost* render_view_host : render_view_host_set)
     render_view_host->OnWebkitPreferencesChanged();
 }
 
 void WebContentsImpl::SetJavaScriptDialogManagerForTesting(
     JavaScriptDialogManager* dialog_manager) {
   dialog_manager_ = dialog_manager;
 }
 
 }  // namespace content