Drive extension functions from ExtensionFunction::Run. The

chrome/browser/extensions/api/page_capture/page_capture_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.
 
 #include "chrome/browser/extensions/api/page_capture/page_capture_api.h"
 
 #include <limits>
 
 #include "base/bind.h"
 #include "base/file_util.h"
@@ skipping 36 matching lines @@
     to_release->AddRef();
     mhtml_file_ = NULL;
     BrowserThread::ReleaseSoon(BrowserThread::IO, FROM_HERE, to_release);
   }
 }
 
 void PageCaptureSaveAsMHTMLFunction::SetTestDelegate(TestDelegate* delegate) {
   test_delegate_ = delegate;
 }
 
-bool PageCaptureSaveAsMHTMLFunction::RunImpl() {
+bool PageCaptureSaveAsMHTMLFunction::RunAsync() {
   params_ = SaveAsMHTML::Params::Create(*args_);
   EXTENSION_FUNCTION_VALIDATE(params_.get());
 
   AddRef();  // Balanced in ReturnFailure/ReturnSuccess()
 
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       base::Bind(&PageCaptureSaveAsMHTMLFunction::CreateTemporaryFile, this));
   return true;
 }
@@ skipping 125 matching lines @@
                                     GetProfile(),
                                     include_incognito(),
                                     &browser,
                                     NULL,
                                     &web_contents,
                                     NULL)) {
     return NULL;
   }
   return web_contents;
 }