Fix GCC build for target 'all'

components/dom_distiller/standalone/content_extractor_browsertest.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 <stddef.h>
 #include <sstream>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 107 matching lines @@
 // The pagination algorithm to use, one of "next", "pagenum".
 const char* kPaginationAlgo = "pagination-algo";
 
 // Maximum number of concurrent started extractor requests.
 const int kMaxExtractorTasks = 8;
 
 std::unique_ptr<DomDistillerService> CreateDomDistillerService(
     content::BrowserContext* context,
     const base::FilePath& db_path,
     const FileToUrlMap& file_to_url_map) {
+  base::SequencedWorkerPool* blocking_pool =
+      content::BrowserThread::GetBlockingPool();
   scoped_refptr<base::SequencedTaskRunner> background_task_runner =
-      content::BrowserThread::GetBlockingPool()->GetSequencedTaskRunner(
-          content::BrowserThread::GetBlockingPool()->GetSequenceToken());
+      blocking_pool->GetSequencedTaskRunner(blocking_pool->GetSequenceToken());
 
   // TODO(cjhopman): use an in-memory database instead of an on-disk one with
   // temporary directory.
   std::unique_ptr<leveldb_proto::ProtoDatabaseImpl<ArticleEntry>> db(
       new leveldb_proto::ProtoDatabaseImpl<ArticleEntry>(
           background_task_runner));
   std::unique_ptr<DomDistillerStore> dom_distiller_store(
       new DomDistillerStore(std::move(db), db_path));
 
   std::unique_ptr<DistillerPageFactory> distiller_page_factory(
@@ skipping 297 matching lines @@
       protobuf_output_stream_;
 };
 
 IN_PROC_BROWSER_TEST_F(ContentExtractor, MANUAL_ExtractUrl) {
   SetDistillerJavaScriptWorldId(content::ISOLATED_WORLD_ID_CONTENT_END);
   Start();
   base::RunLoop().Run();
 }
 
 }  // namespace dom_distiller