Fix implicit access to raw pointer of scoped_refptr.

content/renderer/render_frame_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/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 4333 matching lines @@
 
 bool RenderFrameImpl::IsMainFrame() {
   return is_main_frame_;
 }
 
 bool RenderFrameImpl::IsHidden() {
   return GetRenderWidget()->is_hidden();
 }
 
 bool RenderFrameImpl::IsLocalRoot() const {
-  bool is_local_root = render_widget_ != nullptr;
+  bool is_local_root = static_cast<bool>(render_widget_);
   DCHECK_EQ(is_local_root,
             !(frame_->parent() && frame_->parent()->isWebLocalFrame()));
-  return render_widget_ != nullptr;
+  return is_local_root;
 }
 
 // Tell the embedding application that the URL of the active page has changed.
 void RenderFrameImpl::SendDidCommitProvisionalLoad(
     blink::WebFrame* frame,
     blink::WebHistoryCommitType commit_type,
     const blink::WebHistoryItem& item) {
   DCHECK_EQ(frame_, frame);
   WebDataSource* ds = frame->dataSource();
   DCHECK(ds);
@@ skipping 1659 matching lines @@
                                     int match_count,
                                     int ordinal,
                                     const WebRect& selection_rect,
                                     bool final_status_update) {
   Send(new FrameHostMsg_Find_Reply(routing_id_, request_id, match_count,
                                    selection_rect, ordinal,
                                    final_status_update));
 }
 
 }  // namespace content