favor DCHECK_CURRENTLY_ON for better logs in chrome/browser/chromeos/

chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.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.
 
 // The file contains the implementation of
 // fileBrowserHandlerInternal.selectFile extension function.
 // When invoked, the function does the following:
 //  - Verifies that the extension function was invoked as a result of user
 //    gesture.
 //  - Display 'save as' dialog using FileSelectorImpl which waits for the user
@@ skipping 170 matching lines @@
     base::MessageLoopProxy::current()->PostTask(FROM_HERE,
         base::Bind(&FileSelectorImpl::FileSelectionCanceled,
                    base::Unretained(this), static_cast<void*>(NULL)));
   }
 }
 
 bool FileSelectorImpl::StartSelectFile(
     const base::FilePath& suggested_name,
     const std::vector<std::string>& allowed_extensions,
     Browser* browser) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!dialog_.get());
   DCHECK(browser);
 
   if (!browser->window())
     return false;
 
   content::WebContents* web_contents =
       browser->tab_strip_model()->GetActiveWebContents();
   if (!web_contents)
     return false;
@@ skipping 31 matching lines @@
 }
 
 void FileSelectorImpl::FileSelectionCanceled(
     void* params) {
   SendResponse(false, base::FilePath());
   delete this;
 }
 
 void FileSelectorImpl::SendResponse(bool success,
                                     const base::FilePath& selected_path) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   // We don't want to send multiple responses.
   if (function_.get())
     function_->OnFilePathSelected(success, selected_path);
   function_ = NULL;
 }
 
 // FileSelectorFactory implementation.
 class FileSelectorFactoryImpl : public FileSelectorFactory {
  public:
@@ skipping 47 matching lines @@
   file_selector->SelectFile(suggested_name.BaseName(),
                             allowed_extensions,
                             GetCurrentBrowser(),
                             this);
   return true;
 }
 
 void FileBrowserHandlerInternalSelectFileFunction::OnFilePathSelected(
     bool success,
     const base::FilePath& full_path) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   if (!success) {
     Respond(EntryDefinition(), false);
     return;
   }
 
   storage::ExternalFileSystemBackend* external_backend =
       file_manager::util::GetFileSystemContextForRenderViewHost(
           GetProfile(), render_view_host())->external_backend();
   DCHECK(external_backend);
@@ skipping 43 matching lines @@
     result->entry->file_system_name = entry_definition.file_system_name;
     result->entry->file_system_root = entry_definition.file_system_root_url;
     result->entry->file_full_path =
         "/" + entry_definition.full_path.AsUTF8Unsafe();
     result->entry->file_is_directory = entry_definition.is_directory;
   }
 
   results_ = SelectFile::Results::Create(*result);
   SendResponse(true);
 }