favor DCHECK_CURRENTLY_ON for better logs in content/browser/[a-d]*

content/browser/devtools/worker_devtools_agent_host.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/devtools/worker_devtools_agent_host.h"
 
 #include "content/browser/devtools/ipc_devtools_agent_host.h"
 #include "content/browser/devtools/protocol/devtools_protocol_handler.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
@@ skipping 37 matching lines @@
     state_ = WORKER_UNINSPECTED;
     DetachFromWorker();
   } else if (state_ == WORKER_PAUSED_FOR_REATTACH) {
     state_ = WORKER_UNINSPECTED;
   }
   DevToolsAgentHostImpl::NotifyCallbacks(this, false);
 }
 
 bool WorkerDevToolsAgentHost::OnMessageReceived(
     const IPC::Message& msg) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(WorkerDevToolsAgentHost, msg)
   IPC_MESSAGE_HANDLER(DevToolsClientMsg_DispatchOnInspectorFrontend,
                       OnDispatchOnInspectorFrontend)
   IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void WorkerDevToolsAgentHost::PauseForDebugOnStart() {
@@ skipping 69 matching lines @@
 
 void WorkerDevToolsAgentHost::OnDispatchOnInspectorFrontend(
     const DevToolsMessageChunk& message) {
   if (!IsAttached())
     return;
 
   ProcessChunkedMessageFromAgent(message);
 }
 
 }  // namespace content