Revert "content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs"

content/browser/fileapi/blob_url_request_job_unittest.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 "base/basictypes.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/run_loop.h"
-#include "base/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "content/browser/fileapi/mock_url_request_delegate.h"
 #include "content/public/test/async_file_test_helper.h"
 #include "content/public/test/test_file_system_context.h"
 #include "net/base/request_priority.h"
 #include "net/http/http_byte_range.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_context.h"
@@ skipping 40 matching lines @@
    public:
     MockProtocolHandler(BlobURLRequestJobTest* test) : test_(test) {}
 
     // net::URLRequestJobFactory::ProtocolHandler override.
     net::URLRequestJob* MaybeCreateJob(
         net::URLRequest* request,
         net::NetworkDelegate* network_delegate) const override {
       return new BlobURLRequestJob(request, network_delegate,
                                    test_->GetSnapshotFromBuilder(),
                                    test_->file_system_context_.get(),
-                                   base::ThreadTaskRunnerHandle::Get().get());
+                                   base::MessageLoopProxy::current().get());
     }
 
    private:
     BlobURLRequestJobTest* test_;
   };
 
   BlobURLRequestJobTest()
       : blob_data_(new BlobDataBuilder("uuid")), expected_status_code_(0) {}
 
   void SetUp() override {
@@ skipping 347 matching lines @@
   EXPECT_TRUE(request_->response_headers()->GetMimeType(&content_type));
   EXPECT_EQ(kTestContentType, content_type);
   void* iter = NULL;
   std::string content_disposition;
   EXPECT_TRUE(request_->response_headers()->EnumerateHeader(
       &iter, "Content-Disposition", &content_disposition));
   EXPECT_EQ(kTestContentDisposition, content_disposition);
 }
 
 }  // namespace content