Remove calls to deprecated MessageLoop methods in content.

content/browser/blob_storage/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 <stdint.h>
 
 #include <limits>
 #include <memory>
 
 #include "base/bind.h"
@@ skipping 253 matching lines @@
 
   void TestRequest(const std::string& method,
                    const net::HttpRequestHeaders& extra_headers) {
     request_ = url_request_context_.CreateRequest(
         GURL("blob:blah"), net::DEFAULT_PRIORITY, &url_request_delegate_);
     request_->set_method(method);
     if (!extra_headers.IsEmpty())
       request_->SetExtraRequestHeaders(extra_headers);
     request_->Start();
 
-    base::MessageLoop::current()->Run();
+    base::RunLoop().Run();
 
     // Verify response.
     EXPECT_TRUE(request_->status().is_success());
     EXPECT_EQ(expected_status_code_,
               request_->response_headers()->response_code());
     EXPECT_EQ(expected_response_, url_request_delegate_.response_data());
   }
 
   void BuildComplicatedData(std::string* expected_result) {
     blob_data_->AppendData(kTestData1 + 1, 2);
@@ skipping 312 matching lines @@
   expected_status_code_ = 200;
   expected_response_ = kTestDiskCacheData2;
   TestRequest("GET", net::HttpRequestHeaders());
   EXPECT_EQ(static_cast<int>(arraysize(kTestDiskCacheData2) - 1),
             request_->response_headers()->GetContentLength());
 
   EXPECT_FALSE(url_request_delegate_.metadata());
 }
 
 }  // namespace content