favor DCHECK_CURRENTLY_ON for better logs in content/browser/[f-p]*

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 "base/bind.h"
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
 #include "base/lazy_instance.h"
@@ skipping 105 matching lines @@
 
 // static
 RenderFrameHost* RenderFrameHost::FromID(int render_process_id,
                                          int render_frame_id) {
   return RenderFrameHostImpl::FromID(render_process_id, render_frame_id);
 }
 
 // static
 RenderFrameHostImpl* RenderFrameHostImpl::FromID(int process_id,
                                                  int routing_id) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   RoutingIDFrameMap* frames = g_routing_id_frame_map.Pointer();
   RoutingIDFrameMap::iterator it = frames->find(
       RenderFrameHostID(process_id, routing_id));
   return it == frames->end() ? NULL : it->second;
 }
 
 RenderFrameHostImpl::RenderFrameHostImpl(SiteInstance* site_instance,
                                          RenderViewHostImpl* render_view_host,
                                          RenderFrameHostDelegate* delegate,
                                          RenderWidgetHostDelegate* rwh_delegate,
@@ skipping 1833 matching lines @@
 void RenderFrameHostImpl::DidUseGeolocationPermission() {
   RenderFrameHost* top_frame = frame_tree_node()->frame_tree()->GetMainFrame();
   GetContentClient()->browser()->RegisterPermissionUsage(
       PERMISSION_GEOLOCATION,
       delegate_->GetAsWebContents(),
       GetLastCommittedURL().GetOrigin(),
       top_frame->GetLastCommittedURL().GetOrigin());
 }
 
 }  // namespace content